September weather forecastGathanji, Kenya
September
Weather in September
September, the first month of the spring in Gathanji, is also an agreeable month, with an average temperature ranging between max 22.8°C (73°F) and min 10.4°C (50.7°F).Temperature
Gathanji registers an average high-temperature of a still agreeable 22.8°C (73°F) with the arrival of September, showing minor deviation from the preceding month. A significant temperature decrease to an average a cool 10.4°C (50.7°F) characterizes Gathanji's nighttime temperatures during September.Humidity
In September, the average relative humidity is 74%.Rainfall
In Gathanji, in September, it is raining for 15.9 days, with typically 38mm (1.5") of accumulated precipitation. In Gathanji, during the entire year, the rain falls for 213.3 days and collects up to 671mm (26.42") of precipitation.Daylight
In September, the average length of the day is 12h and 7min.On the first day of September in Gathanji, sunrise is at 06:29 and sunset at 18:35. On the last day of the month, sunrise is at 06:18 and sunset at 18:25 EAT.
Sunshine
In September, the average sunshine in Gathanji is 9h.UV index
The months with the highest UV index in Gathanji are January through May, September, October and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The Sun's radiation is especially intense around midday; try to stay in shade during this period. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Gathanji, Kenya
- Average high temperature in September: 22.8°C
The warmest months (with the highest average high temperature) are February and March (25.6°C).
The month with the lowest average high temperature is July (20.6°C).
- Average low temperature in September: 10.4°C
The month with the highest average low temperature is April (12°C).
The coldest month (with the lowest average low temperature) is July (9.3°C).
Average pressure in September
Gathanji, Kenya
- Average pressure in September: 1015.3mbar
The month with the highest atmospheric pressure is July (1016.4mbar).
The month with the lowest atmospheric pressure is March (1013.5mbar).
Average wind speed in September
Gathanji, Kenya
- Average wind speed in September: 7.5km/h
The windiest months (with the highest average wind speed) are February and October (7.8km/h).
The calmest month (with the lowest average wind speed) is June (6.5km/h).
Average humidity in September
Gathanji, Kenya
- Average humidity in September: 74%
The months with the highest relative humidity are May and June (83%).
The month with the lowest relative humidity is February (65%).
Average rainfall in September
Gathanji, Kenya
- Average rainfall in September: 38mm
The wettest month (with the highest rainfall) is April (104mm).
The driest month (with the least rainfall) is January (29mm).
Average rainfall days in September
Gathanji, Kenya
- Average rainfall days in September: 15.9 days
The month with the highest number of rainy days is April (25 days).
The month with the least rainy days is February (10.1 days).
Average daylight in September /
Average sunshine in September
Gathanji, Kenya
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 6min).
- Average sunshine in September: 9h and 0min
The months with the most sunshine are January and February (Average sunshine: 9h and 30min).
The months with the least sunshine are May and July (Average sunshine: 8h and 30min).
Average sunshine days in September
Gathanji, Kenya
- Average sunshine days in September: 8.3 days
The month with the most sunshine days is January (17.1 days).
The month with the least sunshine days is April (3.3 days).
Average UV index in September
Gathanji, Kenya
- Average UV index in September: 5
The months with the highest UV index are January, February, March, April, May, September, October and December (UV index 5).
The months with the lowest UV index are June, July, August and November (UV index 4).
Average cloud cover in September
Gathanji, Kenya
- Average cloud cover in September: 42
The month with the most cloud cover is May (Cloud cover 57).
The month with the least cloud cover is February (Cloud cover 23).
Average visibility in September
Gathanji, Kenya
- Average visibility in September: 8km
The months with the highest visibility are January and February (9km).
The month with the lowest visibility is May (6km).





