September weather forecastKarero, Kenya

September

Weather in September

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

Temperature

September registers an average high-temperature of a still warm 24.6°C (76.3°F), slightly varied from August's 23°C (73.4°F). Karero experiences a consistent average temperature of 14.2°C (57.6°F) throughout the nights in September.

Humidity

The average relative humidity in September in Karero is 67%.

Rainfall

In Karero, Kenya, in September, it is raining for 16.5 days, with typically 31mm (1.22") of accumulated precipitation. In Karero, during the entire year, the rain falls for 241.5 days and collects up to 676mm (26.61") of precipitation.

Daylight

In Karero, the average length of the day in September is 12h and 6min.
On the first day of the month, sunrise is at 06:30 and sunset at 18:35. On the last day of September, sunrise is at 06:19 and sunset at 18:26 EAT.

Sunshine

The average sunshine in September in Karero is 9.4h.

UV index

With an average maximum UV index of 6, September is the month with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

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

Frequently asked questions

In September, the average high-temperature and low-temperature in Karero, Kenya, 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 air temperature and relative humidity, in February is calculated to be 28°C (82.4°F).

In Karero, the average relative humidity in September is 67%.

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

In Karero, Kenya, the average day length in September is 12h and 6min.

In September, on the first day of the month, sunrise is at 06:30 and sunset at 18:35. On the last day of the month, sunrise is at 06:19 and sunset at 18:26 EAT.

The average sunshine duration in September is 9.4h.

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

The average daily maximum UV index in September in Karero, Kenya, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to UV radiation.

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
Karero, 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
Karero, 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
Karero, 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
Karero, 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
Karero, 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
Karero, 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
Karero, 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: 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
Karero, 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
Karero, 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).