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Climate and Average Weather Year Round at Mary Immaculate Hospital Heliport United States

At Mary Immaculate Hospital Heliport, the summers are warm and muggy, the winters are very cold and windy, and it is wet and partly cloudy year round. Over the course of the year, the temperature typically varies from 33°F to 87°F and is rarely below 21°F or above 93°F.

Based on the tourism score, the best times of year to visit Mary Immaculate Hospital Heliport for warm-weather activities are from mid May to early June and from late August to mid October.

Climate at Mary Immaculate Hospital Heliport

coldcoolwarmhotwarmcoolcoldJanFebMarAprMayJunJulAugSepOctNovDecNowNow65%65%49%49%clearovercastprecipitation: 4.3 inprecipitation: 4.3 in2.9 in2.9 inmuggy: 86%muggy: 86%0%0%drydrytourism score: 6.8tourism score: 6.80.70.7
Mary Immaculate Hospital Heliport weather by month. Click on each chart for more information.

The hot season lasts for 3.5 months, from May 30 to September 16, with an average daily high temperature above 79°F. The hottest month of the year at Mary Immaculate Hospital Heliport is July, with an average high of 87°F and low of 73°F.

The cool season lasts for 3.0 months, from December 3 to March 4, with an average daily high temperature below 56°F. The coldest month of the year at Mary Immaculate Hospital Heliport is January, with an average low of 34°F and high of 48°F.

Average High and Low Temperature at Mary Immaculate Hospital Heliport

Average High and Low Temperature at Mary Immaculate Hospital HeliporthotcoolcoolJanFebMarAprMayJunJulAugSepOctNovDec0°F0°F10°F10°F20°F20°F30°F30°F40°F40°F50°F50°F60°F60°F70°F70°F80°F80°F90°F90°F100°F100°FJan 2948°FJan 2948°FJul 2087°FJul 2087°F33°F33°F73°F73°FMay 3079°FMay 3079°FSep 1679°FSep 1679°FDec 356°FDec 356°FMar 456°FMar 456°F64°F64°F66°F66°F40°F40°F39°F39°FNowNow
The daily average high (red line) and low (blue line) temperature, with 25th to 75th and 10th to 90th percentile bands. The thin dotted lines are the corresponding average perceived temperatures.
AverageJanFebMarAprMayJunJulAugSepOctNovDec
High 48°F51°F59°F68°F76°F83°F87°F85°F79°F70°F61°F53°F
Temp. 40°F42°F49°F59°F67°F75°F80°F78°F72°F62°F52°F44°F
Low 34°F35°F42°F51°F60°F68°F73°F71°F65°F55°F45°F38°F

The figure below shows you a compact characterization of the entire year of hourly average temperatures. The horizontal axis is the day of the year, the vertical axis is the hour of the day, and the color is the average temperature for that hour and day.

Average Hourly Temperature at Mary Immaculate Hospital Heliport

Average Hourly Temperature at Mary Immaculate Hospital HeliportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM2 AM2 AM4 AM4 AM6 AM6 AM8 AM8 AM10 AM10 AM12 PM12 PM2 PM2 PM4 PM4 PM6 PM6 PM8 PM8 PM10 PM10 PM12 AM12 AMNowNowvery coldcoldcoldcoldcoolcoolcomfortablewarmwarmhotvery coldvery cold
frigid 15°F freezing 32°F very cold 45°F cold 55°F cool 65°F comfortable 75°F warm 85°F hot 95°F sweltering
The average hourly temperature, color coded into bands. The shaded overlays indicate night and civil twilight.

Hashtpar, Iran (6,205 miles away); Ōzu, Japan (7,295 miles); and Saitama, Japan (6,891 miles) are the far-away foreign places with temperatures most similar to Mary Immaculate Hospital Heliport (view comparison).

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At Mary Immaculate Hospital Heliport, the average percentage of the sky covered by clouds experiences mild seasonal variation over the course of the year.

The clearer part of the year at Mary Immaculate Hospital Heliport begins around July 27 and lasts for 3.9 months, ending around November 22.

The clearest month of the year at Mary Immaculate Hospital Heliport is October, during which on average the sky is clear, mostly clear, or partly cloudy 63% of the time.

The cloudier part of the year begins around November 22 and lasts for 8.1 months, ending around July 27.

The cloudiest month of the year at Mary Immaculate Hospital Heliport is January, during which on average the sky is overcast or mostly cloudy 50% of the time.

Cloud Cover Categories at Mary Immaculate Hospital Heliport

Cloud Cover Categories at Mary Immaculate Hospital HeliportclearercloudiercloudierJanFebMarAprMayJunJulAugSepOctNovDec0%100%10%90%20%80%30%70%40%60%50%50%60%40%70%30%80%20%90%10%100%0%Oct 1165%Oct 1165%Dec 2549%Dec 2549%Jul 2757%Jul 2757%NowNowclearmostly clearpartly cloudymostly cloudyovercast
0% clear 20% mostly clear 40% partly cloudy 60% mostly cloudy 80% overcast 100%
The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds.
FractionJanFebMarAprMayJunJulAugSepOctNovDec
Cloudier 50%49%47%45%46%46%44%40%38%37%42%49%
Clearer 50%51%53%55%54%54%56%60%62%63%58%51%

A wet day is one with at least 0.04 inches of liquid or liquid-equivalent precipitation. The chance of wet days at Mary Immaculate Hospital Heliport varies throughout the year.

The wetter season lasts 3.5 months, from May 9 to August 27, with a greater than 33% chance of a given day being a wet day. The month with the most wet days at Mary Immaculate Hospital Heliport is July, with an average of 13.2 days with at least 0.04 inches of precipitation.

The drier season lasts 8.5 months, from August 27 to May 9. The month with the fewest wet days at Mary Immaculate Hospital Heliport is November, with an average of 6.7 days with at least 0.04 inches of precipitation.

Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. The month with the most days of rain alone at Mary Immaculate Hospital Heliport is July, with an average of 13.2 days. Based on this categorization, the most common form of precipitation throughout the year is rain alone, with a peak probability of 45% on August 4.

Daily Chance of Precipitation at Mary Immaculate Hospital Heliport

Daily Chance of Precipitation at Mary Immaculate Hospital HeliportwetdrydryJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%Aug 445%Aug 445%Nov 1021%Nov 1021%May 933%May 933%NowNowrainmixedsnow
The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day).
Days ofJanFebMarAprMayJunJulAugSepOctNovDec
Rain 6.9d6.9d8.6d8.8d10.5d11.1d13.2d11.7d8.3d7.0d6.7d7.0d
Mixed 0.8d0.9d0.2d0.0d0.0d0.0d0.0d0.0d0.0d0.0d0.1d0.3d
Snow 0.5d0.3d0.1d0.0d0.0d0.0d0.0d0.0d0.0d0.0d0.0d0.1d
Any 8.2d8.1d8.9d8.8d10.5d11.1d13.2d11.7d8.3d7.0d6.7d7.4d

To show variation within the months and not just the monthly totals, we show the rainfall accumulated over a sliding 31-day period centered around each day of the year. Mary Immaculate Hospital Heliport experiences some seasonal variation in monthly rainfall.

Rain falls throughout the year at Mary Immaculate Hospital Heliport. The month with the most rain at Mary Immaculate Hospital Heliport is August, with an average rainfall of 4.2 inches.

The month with the least rain at Mary Immaculate Hospital Heliport is February, with an average rainfall of 2.8 inches.

Average Monthly Rainfall at Mary Immaculate Hospital Heliport

Average Monthly Rainfall at Mary Immaculate Hospital HeliportJanFebMarAprMayJunJulAugSepOctNovDec0 in0 in2 in2 in4 in4 in6 in6 in8 in8 in10 in10 inAug 104.3 inAug 104.3 inJan 312.7 inJan 312.7 inMar 283.3 inMar 283.3 inJun 193.2 inJun 193.2 inDec 103.0 inDec 103.0 inNowNow
The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. The thin dotted line is the corresponding average snowfall.
JanFebMarAprMayJunJulAugSepOctNovDec
Rainfall 2.8″2.8″3.2″3.2″3.2″3.3″4.0″4.2″3.9″3.4″2.9″2.9″

Snowfall

As with rainfall, we consider the snowfall accumulated over a sliding 31-day period centered around each day of the year. Mary Immaculate Hospital Heliport experiences some seasonal variation in monthly snowfall.

The snowy period of the year lasts for 2.5 months, from December 23 to March 6, with a sliding 31-day snowfall of at least 1.0 inches. The month with the most snow at Mary Immaculate Hospital Heliport is February, with an average snowfall of 2.5 inches.

The snowless period of the year lasts for 9.5 months, from March 6 to December 23. The least snow falls around July 22, with an average total accumulation of 0.0 inches.

Average Monthly Snowfall at Mary Immaculate Hospital Heliport

Average Monthly Snowfall at Mary Immaculate Hospital HeliportsnowJanFebMarAprMayJunJulAugSepOctNovDec0 in0 in2 in2 in4 in4 in6 in6 in8 in8 in10 in10 inFeb 12.7 inFeb 12.7 inJul 220.0 inJul 220.0 inDec 231.0 inDec 231.0 inMar 61.0 inMar 61.0 inNowNow
The average snowfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. The thin dotted line is the corresponding average rainfall.
JanFebMarAprMayJunJulAugSepOctNovDec
Snowfall 2.2″2.5″0.4″0.0″0.0″0.0″0.0″0.0″0.0″0.0″0.1″0.7″

The length of the day at Mary Immaculate Hospital Heliport varies significantly over the course of the year. In 2024, the shortest day is December 21, with 9 hours, 36 minutes of daylight; the longest day is June 20, with 14 hours, 43 minutes of daylight.

Hours of Daylight and Twilight at Mary Immaculate Hospital Heliport

Hours of Daylight and Twilight at Mary Immaculate Hospital HeliportJanFebMarAprMayJunJulAugSepOctNovDec0 hr24 hr4 hr20 hr8 hr16 hr12 hr12 hr16 hr8 hr20 hr4 hr24 hr0 hr12 hr, 7 minMar 1912 hr, 7 minMar 1914 hr, 43 minJun 2014 hr, 43 minJun 2012 hr, 10 minSep 2212 hr, 10 minSep 229 hr, 36 minDec 219 hr, 36 minDec 21nightnightdayNowNow
The number of hours during which the Sun is visible (black line). From bottom (most yellow) to top (most gray), the color bands indicate: full daylight, twilight (civil, nautical, and astronomical), and full night.
Hours ofJanFebMarAprMayJunJulAugSepOctNovDec
Daylight 9.9h10.8h12.0h13.2h14.2h14.7h14.4h13.5h12.4h11.2h10.2h9.7h

The earliest sunrise is at 5:45 AM on June 12, and the latest sunrise is 1 hour, 47 minutes later at 7:31 AM on November 2. The earliest sunset is at 4:48 PM on December 6, and the latest sunset is 3 hours, 42 minutes later at 8:30 PM on June 28.

Daylight saving time (DST) is observed at Mary Immaculate Hospital Heliport during 2024, starting in the spring on March 10, lasting 7.8 months, and ending in the fall on November 3.

Sunrise & Sunset with Twilight and Daylight Saving Time at Mary Immaculate Hospital Heliport

Sunrise & Sunset with Twilight and Daylight Saving Time at Mary Immaculate Hospital HeliportJanFebMarAprMayJunJulAugSepOctNovDec12 AM2 AM4 AM6 AM8 AM10 AM12 PM2 PM4 PM6 PM8 PM10 PM12 AMJun 125:45 AMJun 125:45 AM8:30 PMJun 288:30 PMJun 28Dec 64:48 PMDec 64:48 PM7:31 AMNov 27:31 AMNov 2Mar 10DSTMar 10DSTDSTNov 3DSTNov 3daynightnightnightnightSolarMidnightSolarMidnightSolarNoonSunriseSunsetNowNow
The solar day over the course of the year 2024. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. The transitions to and from daylight saving time are indicated by the 'DST' labels.

The figure below presents a compact representation of the sun's elevation (the angle of the sun above the horizon) and azimuth (its compass bearing) for every hour of every day in the reporting period. The horizontal axis is the day of the year and the vertical axis is the hour of the day. For a given day and hour of that day, the background color indicates the azimuth of the sun at that moment. The black isolines are contours of constant solar elevation.

Solar Elevation and Azimuth at Mary Immaculate Hospital Heliport

Solar Elevation and Azimuth at Mary Immaculate Hospital HeliportJanFebMarAprMayJunJulAugSepOctNovDec12 AM12 AM2 AM2 AM4 AM4 AM6 AM6 AM8 AM8 AM10 AM10 AM12 PM12 PM2 PM2 PM4 PM4 PM6 PM6 PM8 PM8 PM10 PM10 PM12 AM12 AM000101010102020203030304040405050606070000101010202020203030404040505060702976NowNow
northeastsouthwest
Solar elevation and azimuth over the course of the year 2024. The black lines are lines of constant solar elevation (the angle of the sun above the horizon, in degrees). The background color fills indicate the azimuth (the compass bearing) of the sun. The lightly tinted areas at the boundaries of the cardinal compass points indicate the implied intermediate directions (northeast, southeast, southwest, and northwest).

The figure below presents a compact representation of key lunar data for 2024. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases.

Moon Rise, Set & Phases at Mary Immaculate Hospital Heliport

The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. The shaded overlays indicate night and civil twilight.

We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. Lower dew points feel drier and higher dew points feel more humid. Unlike temperature, which typically varies significantly between night and day, dew point tends to change more slowly, so while the temperature may drop at night, a muggy day is typically followed by a muggy night.

Mary Immaculate Hospital Heliport experiences extreme seasonal variation in the perceived humidity.

The muggier period of the year lasts for 4.7 months, from May 17 to October 6, during which time the comfort level is muggy, oppressive, or miserable at least 21% of the time. The month with the most muggy days at Mary Immaculate Hospital Heliport is July, with 25.4 days that are muggy or worse.

The month with the fewest muggy days at Mary Immaculate Hospital Heliport is February, with 0.0 days that are muggy or worse.

Humidity Comfort Levels at Mary Immaculate Hospital Heliport

Humidity Comfort Levels at Mary Immaculate Hospital HeliportmuggyJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%Jan 310%Jan 310%86%Aug 286%Aug 2May 1721%May 1721%Oct 621%Oct 621%NowNowmiserablemiserableoppressiveoppressivedrydryhumidhumid
dry 55°F comfortable 60°F humid 65°F muggy 70°F oppressive 75°F miserable
The percentage of time spent at various humidity comfort levels, categorized by dew point.
JanFebMarAprMayJunJulAugSepOctNovDec
Muggy days 0.1d0.0d0.1d0.9d6.7d17.5d25.4d24.0d14.4d4.3d0.7d0.2d

This section discusses the wide-area hourly average wind vector (speed and direction) at 10 meters above the ground. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages.

The average hourly wind speed at Mary Immaculate Hospital Heliport experiences significant seasonal variation over the course of the year.

The windier part of the year lasts for 7.1 months, from October 7 to May 11, with average wind speeds of more than 8.4 miles per hour. The windiest month of the year at Mary Immaculate Hospital Heliport is March, with an average hourly wind speed of 9.9 miles per hour.

The calmer time of year lasts for 4.9 months, from May 11 to October 7. The calmest month of the year at Mary Immaculate Hospital Heliport is July, with an average hourly wind speed of 6.9 miles per hour.

Average Wind Speed at Mary Immaculate Hospital Heliport

Average Wind Speed at Mary Immaculate Hospital HeliportwindywindyJanFebMarAprMayJunJulAugSepOctNovDec0 mph0 mph2 mph2 mph4 mph4 mph6 mph6 mph8 mph8 mph10 mph10 mph12 mph12 mph14 mph14 mph16 mph16 mphFeb 2610.1 mphFeb 2610.1 mphJul 266.8 mphJul 266.8 mphOct 78.4 mphOct 78.4 mphMay 118.4 mphMay 118.4 mphNowNow
The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands.
JanFebMarAprMayJunJulAugSepOctNovDec
Wind Speed (mph) 9.79.99.99.58.37.46.97.07.98.69.29.4

The predominant average hourly wind direction at Mary Immaculate Hospital Heliport varies throughout the year.

The wind is most often from the south for 4.9 months, from March 30 to August 26, with a peak percentage of 39% on July 29. The wind is most often from the east for 3.0 weeks, from August 26 to September 16, with a peak percentage of 32% on September 6. The wind is most often from the north for 6.5 months, from September 16 to March 30, with a peak percentage of 35% on January 1.

Wind Direction at Mary Immaculate Hospital Heliport

Wind Direction at Mary Immaculate Hospital HeliportNSENJanFebMarAprMayJunJulAugSepOctNovDec0%100%20%80%40%60%60%40%80%20%100%0%NowNowwestsoutheastnorth
northeastsouthwest
The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions, excluding hours in which the mean wind speed is less than 1.0 mph. The lightly tinted areas at the boundaries are the percentage of hours spent in the implied intermediate directions (northeast, southeast, southwest, and northwest).

Mary Immaculate Hospital Heliport is located near a large body of water (e.g., ocean, sea, or large lake). This section reports on the wide-area average surface temperature of that water.

The average water temperature experiences significant seasonal variation over the course of the year.

The time of year with warmer water lasts for 3.7 months, from June 12 to October 1, with an average temperature above 71°F. The month of the year at Mary Immaculate Hospital Heliport with the warmest water is August, with an average temperature of 78°F.

The time of year with cooler water lasts for 3.4 months, from December 18 to March 31, with an average temperature below 49°F. The month of the year at Mary Immaculate Hospital Heliport with the coolest water is February, with an average temperature of 42°F.

Average Water Temperature at Mary Immaculate Hospital Heliport

Average Water Temperature at Mary Immaculate Hospital HeliportwarmcoolJanFebMarAprMayJunJulAugSepOctNovDec40°F40°F50°F50°F60°F60°F70°F70°F80°F80°FAug 178°FAug 178°F42°FFeb 942°FFeb 9Jun 1271°FJun 1271°FOct 171°FOct 171°FDec 1849°FDec 1849°FMar 3149°FMar 3149°FNowNow
The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands.
WaterJanFebMarAprMayJunJulAugSepOctNovDec
Temperature 44°F42°F46°F54°F63°F72°F77°F78°F74°F67°F57°F50°F

To characterize how pleasant the weather is at Mary Immaculate Hospital Heliport throughout the year, we compute two travel scores.

The tourism score favors clear, rainless days with perceived temperatures between 65°F and 80°F. Based on this score, the best times of year to visit Mary Immaculate Hospital Heliport for general outdoor tourist activities are from mid May to early June and from late August to mid October, with a peak score in the third week of September.

Tourism Score at Mary Immaculate Hospital Heliport

Tourism Score at Mary Immaculate Hospital Heliportbest timeJanFebMarAprMayJunJulAugSepOctNovDec002244668810106.86.80.70.76.26.25.05.0NowNowtemperaturetemperature cloudscloudsprecipitationprecipitationtourism score
The tourism score (filled area), and its constituents: the temperature score (red line), the cloud cover score (blue line), and the precipitation score (green line).

The beach/pool score favors clear, rainless days with perceived temperatures between 75°F and 90°F. Based on this score, the best time of year to visit Mary Immaculate Hospital Heliport for hot-weather activities is from mid June to mid September, with a peak score in the third week of August.

Beach/Pool Score at Mary Immaculate Hospital Heliport

Beach/Pool Score at Mary Immaculate Hospital Heliportbest timeJanFebMarAprMayJunJulAugSepOctNovDec002244668810106.46.40.10.1NowNowtemperaturetemperaturecloudscloudsprecipitationprecipitationbeach/pool score
The beach/pool score (filled area), and its constituents: the temperature score (red line), the cloud cover score (blue line), and the precipitation score (green line).

Methodology

For each hour between 8:00 AM and 9:00 PM of each day in the analysis period (1980 to 2016), independent scores are computed for perceived temperature, cloud cover, and total precipitation. Those scores are combined into a single hourly composite score, which is then aggregated into days, averaged over all the years in the analysis period, and smoothed.

Our cloud cover score is 10 for fully clear skies, falling linearly to 9 for mostly clear skies, and to 1 for fully overcast skies.

Our precipitation score, which is based on the three-hour precipitation centered on the hour in question, is 10 for no precipitation, falling linearly to 9 for trace precipitation, and to 0 for 0.04 inches of precipitation or more.

Our tourism temperature score is 0 for perceived temperatures below 50°F, rising linearly to 9 for 65°F, to 10 for 75°F, falling linearly to 9 for 80°F, and to 1 for 90°F or hotter.

Our beach/pool temperature score is 0 for perceived temperatures below 65°F, rising linearly to 9 for 75°F, to 10 for 82°F, falling linearly to 9 for 90°F, and to 1 for 100°F or hotter.

Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 32°F) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere).

The growing season at Mary Immaculate Hospital Heliport typically lasts for 8.2 months (252 days), from around March 17 to around November 24, rarely starting before February 26 or after April 5, and rarely ending before November 4 or after December 15.

Time Spent in Various Temperature Bands and the Growing Season at Mary Immaculate Hospital Heliport

Time Spent in Various Temperature Bands and the Growing Season at Mary Immaculate Hospital Heliportgrowing seasonJanFebMarAprMayJunJulAugSepOctNovDec0%100%10%90%20%80%30%70%40%60%50%50%60%40%70%30%80%20%90%10%100%0%50%Mar 1750%Mar 1750%Nov 2450%Nov 2490%Apr 590%Apr 590%Nov 490%Nov 410%Feb 2610%Feb 2610%Dec 1510%Dec 150%Jan 230%Jan 23Jul 23100%Jul 23100%NowNowvery coldcoldcoolcomfortablewarmhot
frigid 15°F freezing 32°F very cold 45°F cold 55°F cool 65°F comfortable 75°F warm 85°F hot 95°F sweltering
The percentage of time spent in various temperature bands. The black line is the percentage chance that a given day is within the growing season.

Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. In this report, we use a base of 50°F and a cap of 86°F.

Based on growing degree days alone, the first spring blooms at Mary Immaculate Hospital Heliport should appear around February 28, only rarely appearing before February 6 or after March 21.

Growing Degree Days at Mary Immaculate Hospital Heliport

Growing Degree Days at Mary Immaculate Hospital HeliportJanFebMarAprMayJunJulAugSepOctNovDec0°F0°F1,000°F1,000°F2,000°F2,000°F3,000°F3,000°F4,000°F4,000°F5,000°F5,000°FFeb 2883°FFeb 2883°FMay 25900°FMay 25900°FJul 11,800°FJul 11,800°FDec 314,802°FDec 314,802°FNowNow
The average growing degree days accumulated over the course of the year, with 25th to 75th and 10th to 90th percentile bands.

This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. Shortwave radiation includes visible light and ultraviolet radiation.

The average daily incident shortwave solar energy experiences significant seasonal variation over the course of the year.

The brighter period of the year lasts for 3.9 months, from April 20 to August 17, with an average daily incident shortwave energy per square meter above 5.9 kWh. The brightest month of the year at Mary Immaculate Hospital Heliport is June, with an average of 6.8 kWh.

The darker period of the year lasts for 3.0 months, from November 7 to February 8, with an average daily incident shortwave energy per square meter below 3.2 kWh. The darkest month of the year at Mary Immaculate Hospital Heliport is December, with an average of 2.3 kWh.

Average Daily Incident Shortwave Solar Energy at Mary Immaculate Hospital Heliport

Average Daily Incident Shortwave Solar Energy at Mary Immaculate Hospital HeliportbrightdarkdarkJanFebMarAprMayJunJulAugSepOctNovDec0 kWh0 kWh1 kWh1 kWh2 kWh2 kWh3 kWh3 kWh4 kWh4 kWh5 kWh5 kWh6 kWh6 kWh7 kWh7 kWh8 kWh8 kWh9 kWh9 kWhJun 226.9 kWhJun 226.9 kWhDec 232.2 kWhDec 232.2 kWhApr 205.9 kWhApr 205.9 kWhAug 175.9 kWhAug 175.9 kWhNov 73.2 kWhNov 73.2 kWhFeb 83.2 kWhFeb 83.2 kWhNowNow
The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands.
JanFebMarAprMayJunJulAugSepOctNovDec
Solar Energy (kWh) 2.53.44.65.86.56.86.55.95.14.02.92.3

For the purposes of this report, the geographical coordinates of Mary Immaculate Hospital Heliport are 37.143 deg latitude, -76.512 deg longitude, and 33 ft elevation.

The topography within 2 miles of Mary Immaculate Hospital Heliport is essentially flat, with a maximum elevation change of 52 feet and an average elevation above sea level of 35 feet. Within 10 miles is also essentially flat (92 feet). Within 50 miles is essentially flat (509 feet).

The area within 2 miles of Mary Immaculate Hospital Heliport is covered by artificial surfaces (77%) and trees (23%), within 10 miles by water (39%) and artificial surfaces (32%), and within 50 miles by trees (38%) and water (33%).

This report illustrates the typical weather at Mary Immaculate Hospital Heliport, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016.

Temperature and Dew Point

Mary Immaculate Hospital Heliport has a weather station that reported reliably enough during the analysis period that we have included it in our network. When available, historical temperature and dew point measurements are taken directly from this weather station. These records are obtained from NOAA's Integrated Surface Hourly data set, falling back on ICAO METAR records as required.

In the case of missing or erroneous measurements from this station, we fall back on records from nearby stations, adjusted according to typical seasonal and diurnal intra-station differences. For a given day of the year and hour of the day, the fallback station is selected to minimize the prediction error over the years for which there are measurements for both stations.

The stations on which we may fall back include but are not limited to Newport News-Williamsburg International Airport, Williamsburg-Jamestown Airport, Langley Air Force Base, Naval Station Norfolk Chambers Field, Middle Peninsula Regional Airport, Wakefield Municipal Airport, Suffolk Executive Airport, and Norfolk International Airport.

Other Data

All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus.

All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid.

Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations.

Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory.

Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database .

Time zones for airports and weather stations are provided by AskGeo.com .

Maps are © OpenStreetMap contributors.

Disclaimer

The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. Weather data is prone to errors, outages, and other defects. We assume no responsibility for any decisions made on the basis of the content presented on this site.

We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands.

We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader.

Please review our full terms contained on our Terms of Service page.