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Average Weather in Savelugu Ghana

In Savelugu, the wet season is oppressive and overcast, the dry season is partly cloudy, and it is hot year round. Over the course of the year, the temperature typically varies from 62°F to 99°F and is rarely below 57°F or above 104°F.

The hot season lasts for 2.5 months, from January 30 to April 15, with an average daily high temperature above 96°F. The hottest day of the year is March 4, with an average high of 99°F and low of 74°F.

The cool season lasts for 3.3 months, from July 1 to October 11, with an average daily high temperature below 88°F. The coldest day of the year is January 1, with an average low of 62°F and high of 93°F.

Average High and Low Temperature

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.

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

Average Hourly Temperature in Savelugu12 AM4 AM8 AM12 PM4 PM8 PM12 AMJanFebMarAprMayJunJulAugSepOctNovDeccoolcomfortablewarmhotsweltering
The average hourly temperature, color coded into bands: frigid < 15°F < freezing < 32°F < chilly < 45°F < cold < 55°F < cool < 65°F < comfortable < 75°F < warm < 85°F < hot < 95°F < sweltering. The shaded overlays indicate night and civil twilight.

Clouds

In Savelugu, 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 Savelugu begins around October 26 and lasts for 4.1 months, ending around February 28. On January 6, the clearest day of the year, the sky is clear, mostly clear, or partly cloudy 66% of the time, and overcast or mostly cloudy 34% of the time.

The cloudier part of the year begins around February 28 and lasts for 7.9 months, ending around October 26. On May 14, the cloudiest day of the year, the sky is overcast or mostly cloudy 77% of the time, and clear, mostly clear, or partly cloudy 23% of the time.

Cloud Cover

Cloud Cover in Saveluguclearerclearercloudier0%10%20%30%40%50%60%70%80%90%100%JanFebMarAprMayJunJulAugSepOctNovDecMay 1477%May 1477%Jan 634%Jan 634%Oct 2656%Oct 2656%Feb 2855%Feb 2855%overcastmostly cloudypartly cloudymostly clearclear
The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds: clear < 20% < mostly clear < 40% < partly cloudy < 60% < mostly cloudy < 80% < overcast.

Precipitation

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

The wetter season lasts 6.3 months, from April 12 to October 22, with a greater than 44% chance of a given day being a wet day. The chance of a wet day peaks at 87% on September 3.

The drier season lasts 5.7 months, from October 22 to April 12. The smallest chance of a wet day is 1% on January 1.

Among wet days, we distinguish between those that experience rain alone, snow alone, or a mixture of the two. Based on this categorization, the most common form of precipitation throughout the year is rain alone, with a peak probability of 87% on September 3.

Daily Chance of Precipitation

Daily Chance of Precipitation in Saveluguwetdrydry0%10%20%30%40%50%60%70%80%90%100%JanFebMarAprMayJunJulAugSepOctNovDecSep 387%Sep 387%Jan 11%Jan 11%Jan 11%Jan 11%Apr 1244%Apr 1244%Oct 2244%Oct 2244%rain
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).

Rainfall

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. Savelugu experiences extreme seasonal variation in monthly rainfall.

The rainy period of the year lasts for 8.7 months, from February 24 to November 15, with a sliding 31-day rainfall of at least 0.5 inches. The most rain falls during the 31 days centered around September 3, with an average total accumulation of 6.9 inches.

The rainless period of the year lasts for 3.3 months, from November 15 to February 24. The least rain falls around January 5, with an average total accumulation of 0.0 inches.

Average Monthly Rainfall

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 liquid-equivalent snowfall.

Sun

The length of the day in Savelugu does not vary substantially over the course of the year, staying within 41 minutes of 12 hours throughout. In 2017, the shortest day is December 21, with 11 hours, 34 minutes of daylight; the longest day is June 21, with 12 hours, 41 minutes of daylight.

Hours of Daylight and Twilight

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.

The earliest sunrise is at 5:41 AM on May 29, and the latest sunrise is 44 minutes later at 6:25 AM on January 27. The earliest sunset is at 5:38 PM on November 16, and the latest sunset is 50 minutes later at 6:28 PM on July 13.

Daylight saving time (DST) is not observed in Savelugu during 2017.

Sunrise & Sunset with Twilight

Sunrise & Sunset with Twilight in Savelugu12 AM2 AM4 AM6 AM8 AM10 AM12 PM2 PM4 PM6 PM8 PM10 PM12 AMJanFebMarAprMayJunJulAugSepOctNovDecMay 295:41 AMMay 295:41 AM6:28 PMJul 136:28 PMJul 13Nov 165:38 PMNov 165:38 PM6:25 AMJan 276:25 AMJan 27daynightnightnightnight
The solar day over the course of the year 2017. 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.

Humidity

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.

Savelugu experiences extreme seasonal variation in the perceived humidity.

The muggier period of the year lasts for 9.4 months, from February 23 to December 4, during which time the comfort level is muggy, oppressive, or miserable at least 29% of the time. The muggiest day of the year is September 3, with muggy conditions 100% of the time.

The least muggy day of the year is January 3, with muggy conditions 5% of the time.

Humidity Comfort Levels

Humidity Comfort Levels in Savelugumuggy0%10%20%30%40%50%60%70%80%90%100%JanFebMarAprMayJunJulAugSepOctNovDecJan 35%Jan 35%100%Sep 3100%Sep 3Feb 2329%Feb 2329%Dec 430%Dec 430%oppressiveoppressivemuggymuggyhumidhumidcomfortablecomfortabledrydrymiserablemiserable
The percentage of time spent at various humidity comfort levels, categorized by dew point: dry < 55°F < comfortable < 60°F < humid < 65°F < muggy < 70°F < oppressive < 75°F < miserable.

Wind

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 Savelugu experiences mild seasonal variation over the course of the year.

The windier part of the year lasts for 7.2 months, from December 10 to July 16, with average wind speeds of more than 3.3 miles per hour. The windiest day of the year is January 14, with an average hourly wind speed of 4.3 miles per hour.

The calmer time of year lasts for 4.8 months, from July 16 to December 10. The calmest day of the year is September 23, with an average hourly wind speed of 2.5 miles per hour.

Average Wind Speed

The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands.

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

The wind is most often from the south for 8.4 months, from February 26 to November 7, with a peak percentage of 85% on May 30. The wind is most often from the east for 3.7 months, from November 7 to February 26, with a peak percentage of 49% on January 1.

Wind Direction

Wind Direction in SaveluguESE0%20%40%60%80%100%JanFebMarAprMayJunJulAugSepOctNovDecwestsoutheastnorth
The percentage of hours in which the mean wind direction is from each of the four cardinal wind directions (north, east, south, and west), excluding hours in which the mean wind speed is less than 1 mph. The lightly tinted areas at the boundaries are the percentage of hours spent in the implied intermediate directions (northeast, southeast, southwest, and northwest).

Solar Energy

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 some seasonal variation over the course of the year.

The brighter period of the year lasts for 1.7 months, from January 23 to March 15, with an average daily incident shortwave energy per square meter above 5.6 kWh. The brightest day of the year is February 13, with an average of 5.9 kWh.

The darker period of the year lasts for 3.0 months, from June 28 to September 27, with an average daily incident shortwave energy per square meter below 5.0 kWh. The darkest day of the year is August 28, with an average of 4.7 kWh.

Average Daily Incident Shortwave Solar Energy

Average Daily Incident Shortwave Solar Energy in Savelugubrightdark0 kWh1 kWh2 kWh3 kWh4 kWh5 kWh6 kWh7 kWhJanFebMarAprMayJunJulAugSepOctNovDecFeb 135.9 kWhFeb 135.9 kWhAug 284.7 kWhAug 284.7 kWhJun 285.0 kWhJun 285.0 kWh
The average daily shortwave solar energy reaching the ground per square meter (orange line), with 25th to 75th and 10th to 90th percentile bands.

Topography

For the purposes of this report, the geographical coordinates of Savelugu are 9.624 deg latitude, -0.825 deg longitude, and 502 ft elevation.

The topography within 2 miles of Savelugu contains only modest variations in elevation, with a maximum elevation change of 154 feet and an average elevation above sea level of 519 feet. Within 10 miles also contains only modest variations in elevation (364 feet). Within 50 miles contains only modest variations in elevation (988 feet).

The area within 2 miles of Savelugu is covered by cropland (50%) and shrubs (38%), within 10 miles by cropland (47%) and shrubs (42%), and within 50 miles by shrubs (44%) and cropland (29%).

Data Sources

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

Savelugu is further than 200 kilometers from the nearest reliable weather station, so the weather-related data on this page were taken entirely from NASA's MERRA-2 satellite-era reanalysis . 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.

The temperature and dew point estimates are corrected for the difference between the reference elevation of the MERRA-2 grid cell and the elevation of Savelugu, according to the International Standard Atmosphere .

All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Tables of the Sun, Moon and Planets , by Jean Meeus.

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 aiports and weather stations are provided by AskGeo.com .

Maps are © Esri, with data from National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, and iPC.