September weather forecastAdyabasi, Equatorial Guinea
September
Weather in September
Moving into September, the weather in Adyabasi undergoes subtle alterations with wind speeds averaging around 10.3km/h (6.4mph). Despite the slow change in length of daylight, decreasing to 12.1 hours, the relative humidity percentage continues to hold at 88%. The most striking change is the meteorological shift in precipitation patterns, with a substantiated leap to 160mm (6.3") in rainfall. The cloud cover remains comparatively high, manifesting itself as 64%.Temperature
September denotes a minimal variation in the average high-temperature to a still moderately hot 26.5°C (79.7°F) from August's 26.2°C (79.2°F). A consistent average low-temperature of 22.3°C (72.1°F), with a minor variance from the daytime highs, is noted during the nights of September.Humidity
June, September and October, with an average relative humidity of 88%, are the most humid months.Rainfall
In Adyabasi, in September, during 29.7 rainfall days, 160mm (6.3") of precipitation is typically accumulated. Throughout the year, in Adyabasi, there are 356.5 rainfall days, and 1864mm (73.39") of precipitation is accumulated.Daylight
In Adyabasi, Equatorial Guinea, the average length of the day in September is 12h and 7min.On the first day of the month, sunrise is at 06:13 and sunset at 18:22. On the last day of September, in Adyabasi, sunrise is at 06:04 and sunset at 18:10 WAT.
Sunshine
In Adyabasi, Equatorial Guinea, the average sunshine in September is 5.8h.UV index
May through December, with an average maximum UV index of 6, are months with the lowest UV index in Adyabasi. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.Note: During September, 6 as the daily maximum UV index converts into the following advice:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Adyabasi, Equatorial Guinea
- Average high temperature in September: 26.5°C
The warmest month (with the highest average high temperature) is March (28.8°C).
The month with the lowest average high temperature is August (26.2°C).
- Average low temperature in September: 22.3°C
The month with the highest average low temperature is March (24.2°C).
The coldest months (with the lowest average low temperature) are July, August and September (22.3°C).
Average pressure in September
Adyabasi, Equatorial Guinea
- Average pressure in September: 1012.9mbar
The month with the highest atmospheric pressure is July (1013.8mbar).
The months with the lowest atmospheric pressure are February and March (1010mbar).
Average wind speed in September
Adyabasi, Equatorial Guinea
- Average wind speed in September: 10.3km/h
The windiest month (with the highest average wind speed) is August (12.1km/h).
The calmest months (with the lowest average wind speed) are April and November (7.4km/h).
Average humidity in September
Adyabasi, Equatorial Guinea
- Average humidity in September: 88%
The months with the highest relative humidity are June, September and October (88%).
The months with the lowest relative humidity are January, February and March (84%).
Average rainfall in September
Adyabasi, Equatorial Guinea
- Average rainfall in September: 160mm
The wettest month (with the highest rainfall) is May (238mm).
The driest month (with the least rainfall) is July (90mm).
Average rainfall days in September
Adyabasi, Equatorial Guinea
- Average rainfall days in September: 29.7 days
The month with the highest number of rainy days is May (30.9 days).
The month with the least rainy days is February (27.7 days).
Average daylight in September /
Average sunshine in September
Adyabasi, Equatorial Guinea
- Average daylight in September: 12h and 6min
The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 0min).
- Average sunshine in September: 5h and 48min
The month with the most sunshine is February (Average sunshine: 8h and 36min).
The month with the least sunshine is August (Average sunshine: 5h and 30min).
Average sunshine days in September
Adyabasi, Equatorial Guinea
- Average sunshine days in September: 0 days
The month with the most sunshine days is July (0.8 days).
The months with the least sunshine days are August, September and November (0 days).
Average UV index in September
Adyabasi, Equatorial Guinea
- Average UV index in September: 6
The months with the highest UV index are January, February, March and April (UV index 7).
The months with the lowest UV index are May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in September
Adyabasi, Equatorial Guinea
- Average cloud cover in September: 64
The month with the most cloud cover is August (Cloud cover 67).
The month with the least cloud cover is February (Cloud cover 40).
Average visibility in September
Adyabasi, Equatorial Guinea
- Average visibility in September: 9km
The month with the highest visibility is February (10km).
The months with the lowest visibility are January, March, April, May, June, July, August, September, October, November and December (9km).





