Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September's advent notes a subtle adjustment in average high-temperature to a moderately hot 23.2°C (73.8°F) from August. An average low-temperature of 11.5°C (52.7°F) is observed in Chepkum during the September nights.Humidity
In Chepkum, the average relative humidity in September is 76%.Rainfall
In Chepkum, Kenya, in September, during 22.4 rainfall days, 99mm (3.9") of precipitation is typically accumulated. In Chepkum, during the entire year, the rain falls for 233.9 days and collects up to 1121mm (44.13") of precipitation.Daylight
In Chepkum, the average length of the day in September is 12h and 7min.On the first day of September, sunrise is at 06:33 and sunset at 18:41. On the last day of the month, sunrise is at 06:24 and sunset at 18:30 EAT.
Sunshine
The average sunshine in September is 9.5h.UV index
The months with the highest UV index in Chepkum are January through May, July, September through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: In September, the maximum UV index of 5 suggests these recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Chepkum?
What is the average humidity in September in Chepkum?
How much does it rain in Chepkum in September?
What is the average length of the day in September in Chepkum?
What time are sunrise and sunset in September in Chepkum?
How many hours of sunshine does Chepkum have in September?
What is the month with the highest UV index in Chepkum?
What is the UV index intensity in September in Chepkum?
Average temperature in September
Chepkum, Kenya
- Average high temperature in September: 23.2°C
The warmest month (with the highest average high temperature) is February (26.4°C).
The month with the lowest average high temperature is July (20.8°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is March (13.1°C).
The coldest month (with the lowest average low temperature) is June (10.9°C).
Average pressure in September
Chepkum, Kenya
- Average pressure in September: 1014mbar
The month with the highest atmospheric pressure is July (1015.4mbar).
The month with the lowest atmospheric pressure is February (1012.3mbar).
Average wind speed in September
Chepkum, Kenya
- Average wind speed in September: 4.7km/h
The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest month (with the lowest average wind speed) is June (3.8km/h).
Average humidity in September
Chepkum, Kenya
- Average humidity in September: 76%
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is February (54%).
Average rainfall in September
Chepkum, Kenya
- Average rainfall in September: 99mm
The wettest month (with the highest rainfall) is April (160mm).
The driest month (with the least rainfall) is February (21mm).
Average rainfall days in September
Chepkum, Kenya
- Average rainfall days in September: 22.4 days
The month with the highest number of rainy days is August (25.8 days).
The month with the least rainy days is January (7.3 days).
Average daylight in September /
Average sunshine in September
Chepkum, Kenya
- Average daylight in September: 12h and 1min
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 6min).
- Average sunshine in September: 9h and 3min
The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is July (Average sunshine: 8h and 48min).
Average sunshine days in September
Chepkum, Kenya
- Average sunshine days in September: 5.3 days
The month with the most sunshine days is January (21.3 days).
The month with the least sunshine days is August (3.7 days).
Average UV index in September
Chepkum, Kenya
- Average UV index in September: 5
The months with the highest UV index are January, February, March, April, May, July, September, October, November and December (UV index 5).
The months with the lowest UV index are June and August (UV index 4).
Average cloud cover in September
Chepkum, Kenya
- Average cloud cover in September: 26
The month with the most cloud cover is July (Cloud cover 43).
The month with the least cloud cover is February (Cloud cover 12).
Average visibility in September
Chepkum, Kenya
- Average visibility in September: 9km
The months with the highest visibility are January, February, March and December (10km).
The months with the lowest visibility are May, June, July and August (8km).
Chepkum, Kenya
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