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 snowfall in September
- Average snowfall 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 experiences an average high-temperature of a still warm 27.2°C (81°F), barely different from August's 26.2°C (79.2°F). An average temperature of 16.1°C (61°F) is recorded in Busia during the nights in September.Heat index
During September, the heat index is computed to be a hot 30°C (86°F). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
Humidity
In September, the average relative humidity in Busia is 77%.Rainfall
In September, the rain falls for 27.5 days. Throughout September, 120mm (4.72") of precipitation is accumulated. Throughout the year, in Busia, there are 300.8 rainfall days, and 1573mm (61.93") of precipitation is accumulated.Snowfall
September is the only month when snow falls in Busia. September is the month with the most snowfall. Snow falls for 0.1 days and accumulates 1mm (0.04") of snow.Daylight
The average length of the day in September in Busia is 12h and 7min.On the first day of the month, sunrise is at 06:39 and sunset at 18:47. On the last day of September, in Busia, sunrise is at 06:30 and sunset at 18:36 EAT.
Sunshine
In Busia, the average sunshine in September is 9.4h.UV index
January through March, September, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 6 in September translates into the following instructions:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
What is the average September temperature in Busia?
What is the average humidity in September in Busia?
How many days does it rain in September in Busia?
When does it snow the most in Busia?
When does it start snowing in Busia?
How many hours of daylight does Busia have in September?
When is the sunrise / sunset in September in Busia?
How many hours of sunshine does Busia have in September?
What are the months with the highest UV index in Busia?
What is the UV index reading in September in Busia?
Average temperature in September
Busia, Kenya
- Average high temperature in September: 27.2°C
The warmest month (with the highest average high temperature) is February (31.3°C).
The month with the lowest average high temperature is June (25.2°C).
- Average low temperature in September: 16.1°C
The month with the highest average low temperature is February (17.6°C).
The coldest month (with the lowest average low temperature) is July (15.5°C).
Average pressure in September
Busia, Kenya
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is July (1014.6mbar).
The month with the lowest atmospheric pressure is February (1010.8mbar).
Average wind speed in September
Busia, Kenya
- Average wind speed in September: 4.6km/h
The windiest month (with the highest average wind speed) is February (6.7km/h).
The calmest months (with the lowest average wind speed) are August and September (4.6km/h).
Average humidity in September
Busia, Kenya
- Average humidity in September: 77%
The month with the highest relative humidity is May (85%).
The month with the lowest relative humidity is February (55%).
Average rainfall in September
Busia, Kenya
- Average rainfall in September: 120mm
The wettest month (with the highest rainfall) is May (257mm).
The driest month (with the least rainfall) is February (36mm).
Average rainfall days in September
Busia, Kenya
- Average rainfall days in September: 27.5 days
The month with the highest number of rainy days is May (30.6 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in September
Busia, Kenya
- Average snowfall in September: 1mm
The month with the highest snowfall is September (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0mm).
Average snowfall days in September
Busia, Kenya
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Busia, Kenya
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 6min).
The month with the shortest days is December (Average daylight: 12h and 6min).
- Average sunshine in September: 9h and 2min
The months with the most sunshine are January and February (Average sunshine: 9h and 48min).
The month with the least sunshine is May (Average sunshine: 8h and 30min).
Average sunshine days in September
Busia, Kenya
- Average sunshine days in September: 0.6 days
The month with the most sunshine days is January (13.7 days).
The month with the least sunshine days is June (0.2 days).
Average UV index in September
Busia, Kenya
- Average UV index in September: 6
The months with the highest UV index are January, February, March, September, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and October (UV index 5).
Average cloud cover in September
Busia, Kenya
- Average cloud cover in September: 29
The month with the most cloud cover is May (Cloud cover 44).
The month with the least cloud cover is February (Cloud cover 14).
Average visibility in September
Busia, Kenya
- Average visibility in September: 9km
The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are April, May and June (8km).
Busia, Kenya
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