September weather forecastBartabwa, Kenya
September
Weather in September
September, the first month of the autumn in Bartabwa, is a moderately hot month, with an average temperature ranging between max 23.2°C (73.8°F) and min 11.5°C (52.7°F).Temperature
During September, Bartabwa observes a subtle ascent to a warm 23.2°C (73.8°F) from August's 21.4°C (70.5°F) in the average high-temperature. Bartabwa reports a consistent average low-temperature of 11.5°C (52.7°F) throughout September nights.Humidity
In September, the average relative humidity is 76%.Rainfall
In September, the rain falls for 22.4 days. Throughout September, 99mm (3.9") of precipitation is accumulated. Throughout the year, in Bartabwa, there are 233.9 rainfall days, and 1121mm (44.13") of precipitation is accumulated.Daylight
In September, the average length of the day in Bartabwa is 12h and 7min.On the first day of the month, sunrise is at 06:32 and sunset at 18:40. On the last day of September, sunrise is at 06:23 and sunset at 18:29 EAT.
Sunshine
The average sunshine in September in Bartabwa, Kenya, is 9.5h.UV index
January through May, July, September through December, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Bartabwa, 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
Bartabwa, 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
Bartabwa, 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
Bartabwa, 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
Bartabwa, 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
Bartabwa, 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
Bartabwa, Kenya
- 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 6min).
- Average sunshine in September: 9h and 30min
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
Bartabwa, 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
Bartabwa, 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
Bartabwa, 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
Bartabwa, 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).





