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Climate and Average Weather Year Round in Baia Romania

In Baia, the summers are warm, dry, and mostly clear and the winters are very cold, snowy, windy, and partly cloudy. Over the course of the year, the temperature typically varies from 27°F to 84°F and is rarely below 14°F or above 91°F.

Based on the beach/pool score, the best time of year to visit Baia for hot-weather activities is from early July to mid August.

Climate in Baia

very coldcoldcoolwarmcoolcoldJanFebMarAprMayJunJulAugSepOctNovDecNowNow87%87%39%39%clearovercastprecipitation: 1.4 inprecipitation: 1.4 in0.6 in0.6 inmuggy: 40%muggy: 40%0%0%drydrybeach/pool score: 7.9beach/pool score: 7.90.00.0
Baia weather by month. Click on each chart for more information.

The warm season lasts for 3.4 months, from May 29 to September 12, with an average daily high temperature above 75°F. The hottest month of the year in Baia is July, with an average high of 83°F and low of 64°F.

The cold season lasts for 3.5 months, from November 24 to March 9, with an average daily high temperature below 47°F. The coldest month of the year in Baia is January, with an average low of 28°F and high of 38°F.

Average High and Low Temperature in Baia

Average High and Low Temperature in BaiawarmcoldcoldJanFebMarAprMayJunJulAugSepOctNovDec0°F0°F10°F10°F20°F20°F30°F30°F40°F40°F50°F50°F60°F60°F70°F70°F80°F80°F90°F90°F100°F100°FJan 2038°FJan 2038°FJul 3084°FJul 3084°F27°F27°F65°F65°FMay 2975°FMay 2975°FSep 1275°FSep 1275°FNov 2447°FNov 2447°FMar 947°FMar 947°F57°F57°F57°F57°F36°F36°F33°F33°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 38°F41°F49°F60°F71°F78°F83°F82°F73°F62°F50°F41°F
Temp. 32°F35°F42°F52°F62°F70°F74°F73°F64°F54°F44°F35°F
Low 28°F29°F35°F44°F53°F61°F64°F63°F56°F47°F38°F31°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 in Baia

Average Hourly Temperature in BaiaJanFebMarAprMayJunJulAugSepOctNovDec12 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 AMNowNowfreezingvery coldvery coldcoldcoldcoolcoolcomfortablewarmfreezingfreezing
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.

Atglen, United States (4,959 miles away) is the far-away foreign place with temperatures most similar to Baia (view comparison).

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In Baia, the average percentage of the sky covered by clouds experiences significant seasonal variation over the course of the year.

The clearer part of the year in Baia begins around June 1 and lasts for 3.9 months, ending around September 28.

The clearest month of the year in Baia is July, during which on average the sky is clear, mostly clear, or partly cloudy 84% of the time.

The cloudier part of the year begins around September 28 and lasts for 8.1 months, ending around June 1.

The cloudiest month of the year in Baia is December, during which on average the sky is overcast or mostly cloudy 60% of the time.

Cloud Cover Categories in Baia

Cloud Cover Categories in BaiaclearercloudiercloudierJanFebMarAprMayJunJulAugSepOctNovDec0%100%10%90%20%80%30%70%40%60%50%50%60%40%70%30%80%20%90%10%100%0%Jul 3187%Jul 3187%Jan 3039%Jan 3039%Jun 163%Jun 163%Sep 2864%Sep 2864%NowNowclearpartly cloudyovercastmostly clearmostly cloudy
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 60%59%56%49%40%30%16%17%31%44%56%60%
Clearer 40%41%44%51%60%70%84%83%69%56%44%40%

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

The wetter season lasts 8.0 months, from March 31 to November 30, with a greater than 15% chance of a given day being a wet day. The month with the most wet days in Baia is June, with an average of 6.0 days with at least 0.04 inches of precipitation.

The drier season lasts 4.0 months, from November 30 to March 31. The month with the fewest wet days in Baia is January, with an average of 3.4 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 in Baia is June, with an average of 6.0 days. Based on this categorization, the most common form of precipitation throughout the year is rain alone, with a peak probability of 21% on June 12.

Daily Chance of Precipitation in Baia

Daily Chance of Precipitation in BaiawetdrydryJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%Jun 1221%Jun 1221%Jan 2310%Jan 2310%Mar 3115%Mar 3115%Nov 3015%Nov 3015%NowNowrainsnow
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 1.9d2.4d3.5d4.5d4.8d6.0d4.6d4.1d4.1d4.7d4.0d3.2d
Mixed 0.6d0.4d0.2d0.0d0.0d0.0d0.0d0.0d0.0d0.0d0.2d0.5d
Snow 0.9d0.6d0.1d0.0d0.0d0.0d0.0d0.0d0.0d0.0d0.1d0.4d
Any 3.4d3.4d3.8d4.6d4.8d6.0d4.6d4.1d4.1d4.7d4.3d4.1d

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. Baia experiences some seasonal variation in monthly rainfall.

Rain falls throughout the year in Baia. The month with the most rain in Baia is June, with an average rainfall of 1.4 inches.

The month with the least rain in Baia is February, with an average rainfall of 0.5 inches.

Average Monthly Rainfall in Baia

Average Monthly Rainfall in BaiaJanFebMarAprMayJunJulAugSepOctNovDec0.0 in0.0 in0.5 in0.5 in1.0 in1.0 in1.5 in1.5 in2.0 in2.0 in2.5 in2.5 in3.0 in3.0 in3.5 in3.5 inJun 221.4 inJun 221.4 inFeb 70.5 inFeb 70.5 inSep 291.3 inSep 291.3 inNov 231.1 inNov 231.1 inApr 120.9 inApr 120.9 inAug 40.8 inAug 40.8 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 0.6″0.5″0.7″0.9″0.9″1.4″1.1″0.9″1.2″1.2″1.1″0.9″

Snowfall

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

The snowy period of the year lasts for 2.5 months, from December 10 to February 25, with a sliding 31-day snowfall of at least 1.0 inches. The month with the most snow in Baia is January, with an average snowfall of 2.2 inches.

The snowless period of the year lasts for 9.5 months, from February 25 to December 10. The least snow falls around July 20, with an average total accumulation of 0.0 inches.

Average Monthly Snowfall in Baia

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″1.5″0.4″0.0″0.0″0.0″0.0″0.0″0.0″0.0″0.3″1.3″

The length of the day in Baia varies significantly over the course of the year. In 2024, the shortest day is December 21, with 8 hours, 48 minutes of daylight; the longest day is June 20, with 15 hours, 35 minutes of daylight.

Hours of Daylight and Twilight in Baia

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 9.2h10.4h12.0h13.5h14.8h15.5h15.2h14.0h12.5h10.9h9.6h8.9h

The earliest sunrise is at 5:19 AM on June 15, and the latest sunrise is 2 hours, 24 minutes later at 7:42 AM on January 3. The earliest sunset is at 4:24 PM on December 9, and the latest sunset is 4 hours, 31 minutes later at 8:55 PM on June 26.

Daylight saving time (DST) is observed in Baia during 2024, starting in the spring on March 31, lasting 6.9 months, and ending in the fall on October 27.

Sunrise & Sunset with Twilight and Daylight Saving Time in Baia

Sunrise & Sunset with Twilight and Daylight Saving Time in BaiaJanFebMarAprMayJunJulAugSepOctNovDec12 AM2 AM4 AM6 AM8 AM10 AM12 PM2 PM4 PM6 PM8 PM10 PM12 AMJun 155:19 AMJun 155:19 AM8:55 PMJun 268:55 PMJun 26Dec 94:24 PMDec 94:24 PM7:42 AMJan 37:42 AMJan 3Mar 31DSTMar 31DSTDSTOct 27DSTOct 27daynightnightnightnightSolarMidnightSolarMidnightSolarNoonSunriseSunsetNowNow
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 in Baia

Solar Elevation and Azimuth in BaiaJanFebMarAprMayJunJulAugSepOctNovDec12 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 AM00001010102020203030304040506000010101010202020303040405050602269NowNow
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 in Baia

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.

Baia experiences significant seasonal variation in the perceived humidity.

The muggier period of the year lasts for 3.4 months, from May 31 to September 13, during which time the comfort level is muggy, oppressive, or miserable at least 10% of the time. The month with the most muggy days in Baia is July, with 11.4 days that are muggy or worse.

The least muggy day of the year is February 12, when muggy conditions are essentially unheard of.

Humidity Comfort Levels in Baia

Humidity Comfort Levels in BaiamuggyJanFebMarAprMayJunJulAugSepOctNovDec0%0%10%10%20%20%30%30%40%40%50%50%60%60%70%70%80%80%90%90%100%100%Feb 120%Feb 120%Jul 2640%Jul 2640%May 3110%May 3110%Sep 1310%Sep 1310%NowNowmuggymuggyhumidhumidcomfortablecomfortabledrydryoppressiveoppressive
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 0.0d0.0d0.0d0.0d1.1d6.2d11.4d9.3d2.9d0.4d0.0d0.0d

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 in Baia experiences significant seasonal variation over the course of the year.

The windier part of the year lasts for 6.6 months, from October 4 to April 23, with average wind speeds of more than 10.0 miles per hour. The windiest month of the year in Baia is February, with an average hourly wind speed of 11.5 miles per hour.

The calmer time of year lasts for 5.4 months, from April 23 to October 4. The calmest month of the year in Baia is July, with an average hourly wind speed of 8.6 miles per hour.

Average Wind Speed in Baia

Average Wind Speed in BaiawindywindyJanFebMarAprMayJunJulAugSepOctNovDec0 mph0 mph2 mph2 mph4 mph4 mph6 mph6 mph8 mph8 mph10 mph10 mph12 mph12 mph14 mph14 mph16 mph16 mph18 mph18 mphFeb 511.7 mphFeb 511.7 mphAug 28.3 mphAug 28.3 mphOct 410.0 mphOct 410.0 mphApr 2310.0 mphApr 2310.0 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) 11.211.511.110.29.18.98.68.69.610.110.611.0

The predominant average hourly wind direction in Baia varies throughout the year.

The wind is most often from the south for 2.4 months, from March 29 to June 12, with a peak percentage of 33% on May 7. The wind is most often from the north for 9.5 months, from June 12 to March 29, with a peak percentage of 37% on January 1.

Wind Direction in Baia

Wind Direction in BaiaNSNJanFebMarAprMayJunJulAugSepOctNovDec0%100%20%80%40%60%60%40%80%20%100%0%NowNowwestsouthnortheast
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).

Baia 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 3.2 months, from June 15 to September 20, with an average temperature above 69°F. The month of the year in Baia with the warmest water is August, with an average temperature of 75°F.

The time of year with cooler water lasts for 4.0 months, from December 12 to April 12, with an average temperature below 48°F. The month of the year in Baia with the coolest water is February, with an average temperature of 41°F.

Average Water Temperature in Baia

The daily average water temperature (purple line), with 25th to 75th and 10th to 90th percentile bands.
WaterJanFebMarAprMayJunJulAugSepOctNovDec
Temperature 43°F41°F43°F50°F60°F69°F74°F75°F70°F62°F54°F48°F

To characterize how pleasant the weather is in Baia 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 time of year to visit Baia for general outdoor tourist activities is from late May to late September, with a peak score in the last week of August.

Tourism Score in Baia

Tourism Score in Baiabest timeJanFebMarAprMayJunJulAugSepOctNovDec002244668810107.87.80.10.1NowNowtemperaturetemperature 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 Baia for hot-weather activities is from early July to mid August, with a peak score in the last week of July.

Beach/Pool Score in Baia

Beach/Pool Score in Baiabest timeJanFebMarAprMayJunJulAugSepOctNovDec002244668810107.97.90.00.0NowNowtemperaturetemperature cloudscloudsprecipitationprecipitationbeach/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 in Baia typically lasts for 7.4 months (226 days), from around March 25 to around November 6, rarely starting before March 7 or after April 11, and rarely ending before October 16 or after December 3.

Time Spent in Various Temperature Bands and the Growing Season in Baia

Time Spent in Various Temperature Bands and the Growing Season in Baiagrowing seasonJanFebMarAprMayJunJulAugSepOctNovDec0%100%10%90%20%80%30%70%40%60%50%50%60%40%70%30%80%20%90%10%100%0%50%Mar 2550%Mar 2550%Nov 650%Nov 690%Apr 1190%Apr 1190%Oct 1690%Oct 1610%Mar 710%Mar 710%Dec 310%Dec 30%Jan 200%Jan 20Jul 20100%Jul 20100%NowNowfreezingvery coldcoldcoolcomfortablewarmhotfrigid
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 in Baia should appear around April 13, only rarely appearing before March 28 or after April 29.

Growing Degree Days in Baia

Growing Degree Days in BaiaJanFebMarAprMayJunJulAugSepOctNovDec0°F0°F500°F500°F1,000°F1,000°F1,500°F1,500°F2,000°F2,000°F2,500°F2,500°F3,000°F3,000°F3,500°F3,500°FApr 1388°FApr 1388°FJun 19900°FJun 19900°FJul 291,800°FJul 291,800°FDec 313,224°FDec 313,224°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 extreme seasonal variation over the course of the year.

The brighter period of the year lasts for 3.6 months, from May 3 to August 22, with an average daily incident shortwave energy per square meter above 6.0 kWh. The brightest month of the year in Baia is July, with an average of 7.1 kWh.

The darker period of the year lasts for 3.6 months, from October 29 to February 17, with an average daily incident shortwave energy per square meter below 2.5 kWh. The darkest month of the year in Baia is December, with an average of 1.4 kWh.

Average Daily Incident Shortwave Solar Energy in Baia

Average Daily Incident Shortwave Solar Energy in BaiabrightdarkdarkJanFebMarAprMayJunJulAugSepOctNovDec0 kWh0 kWh1 kWh1 kWh2 kWh2 kWh3 kWh3 kWh4 kWh4 kWh5 kWh5 kWh6 kWh6 kWh7 kWh7 kWh8 kWh8 kWh9 kWh9 kWhJul 87.2 kWhJul 87.2 kWhDec 261.3 kWhDec 261.3 kWhMay 36.0 kWhMay 36.0 kWhAug 226.0 kWhAug 226.0 kWhOct 292.5 kWhOct 292.5 kWhFeb 172.5 kWhFeb 172.5 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) 1.62.43.75.26.47.07.16.34.73.11.91.4

For the purposes of this report, the geographical coordinates of Baia are 44.717 deg latitude, 28.667 deg longitude, and 36 ft elevation.

The topography within 2 miles of Baia contains only modest variations in elevation, with a maximum elevation change of 322 feet and an average elevation above sea level of 99 feet. Within 10 miles contains only modest variations in elevation (1,050 feet). Within 50 miles also contains very significant variations in elevation (1,608 feet).

The area within 2 miles of Baia is covered by cropland (86%) and artificial surfaces (11%), within 10 miles by cropland (58%) and trees (14%), and within 50 miles by cropland (43%) and water (33%).

This report illustrates the typical weather in Baia, 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

There are 2 weather stations near enough to contribute to our estimation of the temperature and dew point in Baia.

For each station, the records are corrected for the elevation difference between that station and Baia according to the International Standard Atmosphere , and by the relative change present in the MERRA-2 satellite-era reanalysis between the two locations.

The estimated value at Baia is computed as the weighted average of the individual contributions from each station, with weights proportional to the inverse of the distance between Baia and a given station.

The stations contributing to this reconstruction are:

To get a sense of how much these sources agree with each other, you can view a comparison of Baia and the stations that contribute to our estimates of its temperature history and climate. Please note that each source's contribution is adjusted for elevation and the relative change present in the MERRA-2 data.

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.