September weather forecastGachoka, Kenya

September

Weather in September

The first month of the spring, September, is still a warm month in Gachoka, Kenya, with an average temperature fluctuating between 25.4°C (77.7°F) and 14.5°C (58.1°F).

Temperature

The onset of September marks an average high-temperature of a still warm 25.4°C (77.7°F), hardly differing from August's 23.6°C (74.5°F). Gachoka observes an average nighttime low-temperature of 14.5°C (58.1°F) during the month of September.

Humidity

In Gachoka, the average relative humidity in September is 66%.

Rainfall

In September, in Gachoka, the rain falls for 16.7 days. Throughout September, 29mm (1.14") of precipitation is accumulated. Throughout the year, in Gachoka, there are 198.6 rainfall days, and 784mm (30.87") of precipitation is accumulated.

Daylight

In September, the average length of the day in Gachoka is 12h and 7min.
On the first day of the month, sunrise is at 06:26 and sunset at 18:32. On the last day of September, sunrise is at 06:16 and sunset at 18:23 EAT.

Sunshine

The average sunshine in September is 9.2h.

UV index

January, February and September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: During September, 6 as the daily maximum UV index converts into the following advice:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. 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 Gachoka, 25.4°C (77.7°F) is the average high-temperature and 14.5°C (58.1°F) is the average low-temperature during September. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in March is appraised at 29°C (84.2°F).

In Gachoka, Kenya, the average relative humidity in September is 66%.

In Gachoka, Kenya, during September, the rain falls for 16.7 days and regularly aggregates up to 29mm (1.14") of precipitation.

The average day length in September in Gachoka is 12h and 7min.

In September, on the first day of the month, sunrise is at 06:26 and sunset at 18:32. On the last day of the month, in Gachoka, sunrise is at 06:16 and sunset at 18:23 EAT.

In September, the average sunshine duration is 9.2h.

The months with the highest UV index in Gachoka are January, February and September, with an average maximum UV index of 6.

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

23.6°C

25.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.6km/h

7.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

11.4

10.5

5.8

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Gachoka, Kenya

Average high temperature in September: 25.4°C

The warmest months (with the highest average high temperature) are February and March (27.3°C).
The month with the lowest average high temperature is June (22.7°C).

Average low temperature in September: 14.5°C

The month with the highest average low temperature is October (15.2°C).
The coldest months (with the lowest average low temperature) are July and December (13°C).

Average pressure in September
Gachoka, Kenya

Average pressure in September: 1015.1mbar

The month with the highest atmospheric pressure is July (1016.1mbar).
The month with the lowest atmospheric pressure is March (1012.9mbar).

Average wind speed in September
Gachoka, Kenya

Average wind speed in September: 7.1km/h

The windiest month (with the highest average wind speed) is February (9.2km/h).
The calmest month (with the lowest average wind speed) is June (6.2km/h).

Average humidity in September
Gachoka, Kenya

Average humidity in September: 66%

The month with the highest relative humidity is May (85%).
The month with the lowest relative humidity is February (62%).

Average rainfall in September
Gachoka, Kenya

Average rainfall in September: 29mm

The wettest month (with the highest rainfall) is April (155mm).
The driest month (with the least rainfall) is February (20mm).

Average rainfall days in September
Gachoka, Kenya

Average rainfall days in September: 16.7 days

The month with the highest number of rainy days is April (24.6 days).
The month with the least rainy days is January (6.3 days).

Average daylight in September /
Average sunshine in September
Gachoka, 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 12min

The month with the most sunshine is February (Average sunshine: 9h and 42min).
The month with the least sunshine is July (Average sunshine: 8h and 36min).

Average sunshine days in September
Gachoka, Kenya

Average sunshine days in September: 10.5 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is April (4.3 days).

Average UV index in September
Gachoka, Kenya

Average UV index in September: 6

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