September weather forecastMatandara, Kenya

September

Weather in September

September, the first month of the spring in Matandara, is still a warm month, with an average temperature ranging between min 14.5°C (58.1°F) and max 25.4°C (77.7°F).

Temperature

September's average high-temperature is a still moderately hot 25.4°C (77.7°F), maintaining a close comparison with August's 23.6°C (74.5°F). Matandara's temperature drops to an average low of 14.5°C (58.1°F) during the nights of September.

Humidity

In September, the average relative humidity is 66%.

Rainfall

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

Daylight

In Matandara, the average length of the day in September is 12h and 7min.
On the first day of the month, sunrise is at 06:27 and sunset at 18:33. 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

The months with the highest UV index are January, February and September, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 6 during September leads to these instructions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.

Updated: Jun 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Matandara, 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. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in March is computed to be 29°C (84.2°F).

In September, the average relative humidity is 66%.

In September, the rain falls for 16.7 days. Throughout September, 29mm (1.14") of precipitation is accumulated.

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

On the first day of September, sunrise is at 06:27 and sunset at 18:33. On the last day of the month, sunrise is at 06:16 and sunset at 18:23 EAT.

The average sunshine duration in September is 9.2h.

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

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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

23.6°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
Matandara, 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
Matandara, 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
Matandara, 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
Matandara, 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
Matandara, 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
Matandara, 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
Matandara, 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
Matandara, 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
Matandara, 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).