September weather forecastWenje, Kenya

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Wenje, Kenya, with an average temperature fluctuating between 24.2°C (75.6°F) and 28.1°C (82.6°F).

Temperature

The arrival of September brings an average high-temperature of a still moderately hot 28.1°C (82.6°F), subtly diverging from August's 27.4°C (81.3°F). Consistently, Wenje reports average nighttime temperatures of 24.2°C (75.6°F) during September, a marginal step down from its daytime highs.

Heat index

For September, the heat index is evaluated at a hot 32°C (89.6°F). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a composite of temperature and humidity figures to convey how warm it feels. Physical activity, clothing, and metabolic variations are additional factors that impact an individual's perception of temperature. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

The average relative humidity in September in Wenje is 75%.

Rainfall

In Wenje, in September, during 12.6 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, in Wenje, there are 192.5 rainfall days, and 641mm (25.24") of precipitation is accumulated.

Daylight

In Wenje, the average length of the day in September is 12h and 6min.
On the first day of September, sunrise is at 06:17 and sunset at 18:21. On the last day of the month, sunrise is at 06:05 and sunset at 18:13 EAT.

Sunshine

The average sunshine in September in Wenje is 8.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Wenje. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 7 in September translates into the following instructions:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Wenje, in September, the average high-temperature is 28.1°C (82.6°F), and the average low-temperature is 24.2°C (75.6°F). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which combines relative humidity and air temperature, is evaluated at 32°C (89.6°F).

In Wenje, the average relative humidity in September is 75%.

In Wenje, during September, the rain falls for 12.6 days and regularly aggregates up to 19mm (0.75") of precipitation.

The average day length in September in Wenje is 12h and 6min.

In September, on the first day of the month, sunrise is at 06:17 and sunset at 18:21. On the last day of the month, in Wenje, sunrise is at 06:05 and sunset at 18:13 EAT.

In Wenje, the average sunshine duration in September is 8.8h.

January through December, with an average maximum UV index of 7, are months with the highest UV index in Wenje, Kenya.

The months with the lowest UV index in Wenje are January through December, with an average maximum UV index of 7.

In Wenje, Kenya, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

27.4°C

28.1°C

28.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

25.9km/h

23.6km/h

19.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

8.6

9.8

11.1

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Wenje, 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
Wenje, 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
Wenje, 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
Wenje, 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
Wenje, 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
Wenje, 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
Wenje, Kenya

Average daylight in September: 12h and 6min

The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 0min).

Average sunshine in September: 8h and 48min

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
Wenje, 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
Wenje, 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
Wenje, 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
Wenje, 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).