September weather forecastGicheru, Kenya

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Gicheru, Kenya, with an average temperature varying between 14.2°C (57.6°F) and 24.6°C (76.3°F).

Temperature

Gicheru experiences an average high-temperature of a still moderately hot 24.6°C (76.3°F) in September, subtly different from August's 23°C (73.4°F). Gicheru observes an average nighttime temperature of 14.2°C (57.6°F) during September.

Humidity

The average relative humidity in September is 67%.

Rainfall

In September, the rain falls for 16.5 days. Throughout September, 31mm (1.22") of precipitation is accumulated. Throughout the year, there are 241.5 rainfall days, and 676mm (26.61") of precipitation is accumulated.

Daylight

In Gicheru, the average length of the day in September is 12h and 7min.
On the first day of September, sunrise is at 06:30 and sunset at 18:36. On the last day of the month, sunrise is at 06:19 and sunset at 18:27 EAT.

Sunshine

In September, the average sunshine is 9.4h.

UV index

The month with the highest UV index is September, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, a daily maximum UV index of 6 leads to the following instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. 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. To cut down UV radiation exposure by about half, sport a wide-brim hat.

Updated: Jun 19, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature and low-temperature during September are 24.6°C (76.3°F) and 14.2°C (57.6°F) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in February is calculated to be 28°C (82.4°F).

The average relative humidity in September in Gicheru, Kenya, is 67%.

In Gicheru, in September, during 16.5 rainfall days, 31mm (1.22") of precipitation is typically accumulated.

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

On the first day of September in Gicheru, sunrise is at 06:30 and sunset at 18:36. On the last day of the month, sunrise is at 06:19 and sunset at 18:27 EAT.

The average sunshine duration in September is 9.4h.

September is the month with the highest UV index, with an average maximum UV index of 6.

In September, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health risk 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

23°C

24.6°C

25.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.2km/h

9.8km/h

11.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

11.4

10.3

6.5

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Gicheru, Kenya

Average high temperature in September: 24.6°C

The warmest month (with the highest average high temperature) is February (27°C).
The month with the lowest average high temperature is June (22.4°C).

Average low temperature in September: 14.2°C

The month with the highest average low temperature is April (15.6°C).
The coldest month (with the lowest average low temperature) is July (12.7°C).

Average pressure in September
Gicheru, Kenya

Average pressure in September: 1015.6mbar

The month with the highest atmospheric pressure is July (1016.8mbar).
The months with the lowest atmospheric pressure are February and March (1013.4mbar).

Average wind speed in September
Gicheru, Kenya

Average wind speed in September: 9.1km/h

The windiest month (with the highest average wind speed) is February (11.8km/h).
The calmest month (with the lowest average wind speed) is June (6.1km/h).

Average humidity in September
Gicheru, Kenya

Average humidity in September: 67%

The month with the highest relative humidity is May (84%).
The month with the lowest relative humidity is February (65%).

Average rainfall in September
Gicheru, Kenya

Average rainfall in September: 31mm

The wettest month (with the highest rainfall) is April (125mm).
The driest month (with the least rainfall) is January (28mm).

Average rainfall days in September
Gicheru, Kenya

Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is May (27.7 days).
The month with the least rainy days is January (12.3 days).

Average daylight in September /
Average sunshine in September
Gicheru, 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 24min

The months with the most sunshine are January and February (Average sunshine: 9h and 36min).
The months with the least sunshine are April and May (Average sunshine: 8h and 30min).

Average sunshine days in September
Gicheru, Kenya

Average sunshine days in September: 10.3 days

The month with the most sunshine days is January (15.3 days).
The month with the least sunshine days is April (1.9 days).

Average UV index in September
Gicheru, Kenya

Average UV index in September: 6

The month with the highest UV index is September (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, July, August, October, November and December (UV index 5).