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
September
Weather in September
Temperature
The initiation of September records an average high-temperature of a still moderately hot 25.4°C (77.7°F), displaying a near consistency with the previous month. A noticeable downturn in temperature characterizes the September nights, averaging at a fresh 11.5°C (52.7°F).Humidity
In Chesoi, the average relative humidity in September is 73%.Rainfall
In Chesoi, in September, it is raining for 18.9 days, with typically 58mm (2.28") of accumulated precipitation. Throughout the year, there are 198.5 rainfall days, and 753mm (29.65") of precipitation is accumulated.Daylight
In Chesoi, 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 9.6h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: In September, the UV index of 5 transforms into the following advice:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Chesoi have in September?
What is the UV index reading in September in Chesoi?
Average temperature in September
Chesoi, Kenya
- Average high temperature in September: 25.4°C
The warmest month (with the highest average high temperature) is February (27.5°C).
The month with the lowest average high temperature is July (22.3°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is March (13.8°C).
The coldest month (with the lowest average low temperature) is July (10.3°C).
Average pressure in September
Chesoi, Kenya
- Average pressure in September: 1013.3mbar
The month with the highest atmospheric pressure is July (1014.8mbar).
The month with the lowest atmospheric pressure is February (1011.5mbar).
Average wind speed in September
Chesoi, Kenya
- Average wind speed in September: 3.9km/h
The windiest months (with the highest average wind speed) are January and February (7.4km/h).
The calmest month (with the lowest average wind speed) is June (3.5km/h).
Average humidity in September
Chesoi, Kenya
- Average humidity in September: 73%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is February (51%).
Average rainfall in September
Chesoi, Kenya
- Average rainfall in September: 58mm
The wettest month (with the highest rainfall) is May (104mm).
The driest month (with the least rainfall) is February (16mm).
Average rainfall days in September
Chesoi, Kenya
- Average rainfall days in September: 18.9 days
The month with the highest number of rainy days is October (22 days).
The month with the least rainy days is January (5.1 days).
Average daylight in September /
Average sunshine in September
Chesoi, 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 4min
The months with the most sunshine are January and February (Average sunshine: 9h and 48min).
The month with the least sunshine is July (Average sunshine: 8h and 24min).
Average sunshine days in September
Chesoi, Kenya
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is July (7.7 days).
Average UV index in September
Chesoi, Kenya
- Average UV index in September: 5
The month with the highest UV index is February (UV index 6).
The months with the lowest UV index are June and July (UV index 4).
Average cloud cover in September
Chesoi, Kenya
- Average cloud cover in September: 26
The month with the most cloud cover is July (Cloud cover 43).
The months with the least cloud cover are January and February (Cloud cover 13).
Average visibility in September
Chesoi, Kenya
- Average visibility in September: 9km
The months with the highest visibility are January, February, March and December (10km).
The month with the lowest visibility is July (7km).
