September weather forecastJaleny, Kenya

September

Weather in September

The first month of the spring, September, is still a warm month in Jaleny, Kenya, with an average temperature varying between 26.2°C (79.2°F) and 14.7°C (58.5°F).

Temperature

Jaleny's weather in September indicates an average high-temperature of a still warm 26.2°C (79.2°F), nearly consistent with the 25.1°C (77.2°F) of August. September in Jaleny, Kenya, sees the temperature falling to a mean low of 14.7°C (58.5°F).

Humidity

The average relative humidity in September in Jaleny is 73%.

Rainfall

In Jaleny, in September, during 24.2 rainfall days, 77mm (3.03") of precipitation is typically accumulated. In Jaleny, during the entire year, the rain falls for 289.6 days and collects up to 1257mm (49.49") of precipitation.

Daylight

The average length of the day in September is 12h and 7min.
On the first day of the month, sunrise is at 06:39 and sunset at 18:44. On the last day of September, in Jaleny, sunrise is at 06:28 and sunset at 18:35 EAT.

Sunshine

The average sunshine in September is 9.5h.

UV index

January, March through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 5 in September leads to these recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Experience reduced UV exposure by about half when donning a wide-brim hat.

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

Frequently asked questions

In Jaleny, 26.2°C (79.2°F) is the average high-temperature and 14.7°C (58.5°F) is the average low-temperature during September. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in March is appraised at 29°C (84.2°F).

The average relative humidity in September is 73%.

In Jaleny, in September, during 24.2 rainfall days, 77mm (3.03") of precipitation is typically accumulated.

In Jaleny, the average day length in September is 12h and 7min.

On the first day of September in Jaleny, sunrise is at 06:39 and sunset at 18:44. On the last day of the month, sunrise is at 06:28 and sunset at 18:35 EAT.

In September, the average sunshine duration in Jaleny, Kenya, is 9.5h.

The months with the lowest UV index in Jaleny are January, March through December, with an average maximum UV index of 5.

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from 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

25.1°C

26.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.4km/h

6.9km/h

7.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

2.3

2.5

2.6

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Jaleny, Kenya

Average high temperature in September: 26.2°C

The warmest month (with the highest average high temperature) is February (27.8°C).
The month with the lowest average high temperature is June (23.2°C).

Average low temperature in September: 14.7°C

The month with the highest average low temperature is March (15.4°C).
The coldest month (with the lowest average low temperature) is July (13.5°C).

Average pressure in September
Jaleny, Kenya

Average pressure in September: 1014.1mbar

The months with the highest atmospheric pressure are June and July (1015.5mbar).
The month with the lowest atmospheric pressure is February (1012.2mbar).

Average wind speed in September
Jaleny, Kenya

Average wind speed in September: 6.6km/h

The windiest month (with the highest average wind speed) is February (7.9km/h).
The calmest month (with the lowest average wind speed) is November (5.9km/h).

Average humidity in September
Jaleny, Kenya

Average humidity in September: 73%

The month with the highest relative humidity is May (87%).
The month with the lowest relative humidity is February (64%).

Average rainfall in September
Jaleny, Kenya

Average rainfall in September: 77mm

The wettest month (with the highest rainfall) is April (154mm).
The driest month (with the least rainfall) is February (56mm).

Average rainfall days in September
Jaleny, Kenya

Average rainfall days in September: 24.2 days

The month with the highest number of rainy days is May (28 days).
The month with the least rainy days is February (13.8 days).

Average daylight in September /
Average sunshine in September
Jaleny, 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 6min).

Average sunshine in September: 9h and 30min

The months with the most sunshine are January and February (Average sunshine: 9h and 36min).
The month with the least sunshine is April (Average sunshine: 8h and 36min).

Average sunshine days in September
Jaleny, Kenya

Average sunshine days in September: 2.5 days

The month with the most sunshine days is February (8.7 days).
The month with the least sunshine days is November (1.4 days).

Average UV index in September
Jaleny, 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 January, March, April, May, June, July, August, September, October, November and December (UV index 5).