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 average high-temperature is a still moderately hot 28.1°C (82.6°F), maintaining a close comparison with August's 27.4°C (81.3°F). A mean low-temperature of 24.2°C (75.6°F) is anticipated during the month of September, a slight step down from the daytime high.Heat index
The heat index in September is appraised at a hot 32°C (89.6°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Heat index details are generally centered around shaded locations and a mild breeze. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Humidity
The average relative humidity in September in Mambosasa is 75%.Rainfall
In Mambosasa, in September, during 12.6 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, there are 192.5 rainfall days, and 641mm (25.24") of precipitation is accumulated.Daylight
In Mambosasa, the average length of the day in September is 12h and 6min.On the first day of the month, sunrise is at 06:15 and sunset at 18:19. On the last day of September, in Mambosasa, sunrise is at 06:03 and sunset at 18:11 EAT.
Sunshine
In September, the average sunshine is 8.8h.UV index
The months with the highest UV index in Mambosasa are January through December, with an average maximum UV index of 7. The months with the lowest UV index in Mambosasa are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.Note: In September, a daily maximum UV index of 7 leads to the following instructions:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. 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. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Frequently asked questions
How hot is it in Mambosasa in September?
What is the average humidity in September in Mambosasa?
How many days does it rain in September in Mambosasa?
What is the average length of the day in September in Mambosasa?
What time are sunrise and sunset in September in Mambosasa?
How long on average sun shines in September in Mambosasa?
What is the month with the highest UV index in Mambosasa?
What are the months with the lowest UV index in Mambosasa?
How high is the UV index in September in Mambosasa?
Average temperature in September
Mambosasa, Kenya
- Average high temperature in September: 28.1°C
The warmest month (with the highest average high temperature) is March (31.3°C).
The month with the lowest average high temperature is August (27.4°C).
- Average low temperature in September: 24.2°C
The month with the highest average low temperature is April (26.7°C).
The coldest month (with the lowest average low temperature) is August (24°C).
Average pressure in September
Mambosasa, Kenya
- Average pressure in September: 1014.2mbar
The months with the highest atmospheric pressure are July and August (1014.9mbar).
The month with the lowest atmospheric pressure is March (1009.9mbar).
Average wind speed in September
Mambosasa, Kenya
- Average wind speed in September: 23.3km/h
The windiest month (with the highest average wind speed) is July (27.8km/h).
The calmest month (with the lowest average wind speed) is November (14.5km/h).
Average humidity in September
Mambosasa, Kenya
- Average humidity in September: 75%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is July (74%).
Average rainfall in September
Mambosasa, Kenya
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is May (156mm).
The driest month (with the least rainfall) is February (7mm).
Average rainfall days in September
Mambosasa, Kenya
- Average rainfall days in September: 12.6 days
The month with the highest number of rainy days is May (24.4 days).
The month with the least rainy days is February (3.6 days).
Average daylight in September /
Average sunshine in September
Mambosasa, Kenya
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is November (Average sunshine: 11h and 0min).
The month with the least sunshine is May (Average sunshine: 7h and 48min).
Average sunshine days in September
Mambosasa, Kenya
- Average sunshine days in September: 9.8 days
The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is May (4.6 days).
Average UV index in September
Mambosasa, Kenya
- Average UV index in September: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in September
Mambosasa, Kenya
- Average cloud cover in September: 40
The month with the most cloud cover is May (Cloud cover 46).
The months with the least cloud cover are January and February (Cloud cover 24).
Average visibility in September
Mambosasa, Kenya
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Mambosasa, Kenya
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