September weather forecastMwumba, Burundi

September

Weather in September

The first month of the spring, September, is also a moderately hot month in Mwumba, Burundi, with an average temperature ranging between min 15.3°C (59.5°F) and max 24.3°C (75.7°F).

Temperature

September's onset records an average high-temperature of a still warm 24.3°C (75.7°F), a near match to August's 24.8°C (76.6°F). During September, Mwumba sees a mean low-temperature of 15.3°C (59.5°F).

Humidity

In September, the average relative humidity is 65%.

Rainfall

In Mwumba, Burundi, in September, it is raining for 20.7 days, with typically 79mm (3.11") of accumulated precipitation. In Mwumba, Burundi, during the entire year, the rain falls for 272.8 days and collects up to 1185mm (46.65") of precipitation.

Daylight

In Mwumba, Burundi, the average length of the day in September is 12h and 6min.
On the first day of the month, sunrise is at 05:58 and sunset at 18:02. On the last day of September, sunrise is at 05:46 and sunset at 17:54 CAT.

Sunshine

The month with the most sunshine in Mwumba is September, with an average of 10.3h of sunshine.

UV index

January through December, with an average maximum UV index of 5, are months with the highest UV index. January through December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 5 during September leads to these instructions:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Updated: Feb 4, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During September, Mwumba experiences an average high-temperature of 24.3°C (75.7°F) and a low-temperature of 15.3°C (59.5°F).

In Mwumba, Burundi, the average relative humidity in September is 65%.

In Mwumba, Burundi, in September, it is raining for 20.7 days, with typically 79mm (3.11") of accumulated precipitation.

The average day length in September is 12h and 6min.

In September, on the first day of the month, sunrise is at 05:58 and sunset at 18:02. On the last day of the month, in Mwumba, Burundi, sunrise is at 05:46 and sunset at 17:54 CAT.

September has the most sunshine of the year, with an average of 10.3h of sunshine.

In September, the average sunshine duration in Mwumba, Burundi, is 10.3h.

The months with the highest UV index in Mwumba are January through December, with an average maximum UV index of 5.

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

In Mwumba, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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

24.8°C

24.3°C

23.4°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8.1km/h

7.1km/h

6.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

17.3

8.3

3.8

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Mwumba, Burundi

Average high temperature in September: 24.3°C

The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is May (21.3°C).

Average low temperature in September: 15.3°C

The month with the highest average low temperature is October (15.5°C).
The coldest month (with the lowest average low temperature) is June (12.8°C).

Average pressure in September
Mwumba, Burundi

Average pressure in September: 1014mbar

The month with the highest atmospheric pressure is June (1016mbar).
The month with the lowest atmospheric pressure is February (1012.7mbar).

Average wind speed in September
Mwumba, Burundi

Average wind speed in September: 6.6km/h

The windiest month (with the highest average wind speed) is July (7.3km/h).
The calmest month (with the lowest average wind speed) is December (4.4km/h).

Average humidity in September
Mwumba, Burundi

Average humidity in September: 65%

The month with the highest relative humidity is May (88%).
The month with the lowest relative humidity is August (58%).

Average rainfall in September
Mwumba, Burundi

Average rainfall in September: 79mm

The wettest month (with the highest rainfall) is October (158mm).
The driest month (with the least rainfall) is July (17mm).

Average rainfall days in September
Mwumba, Burundi

Average rainfall days in September: 20.7 days

The month with the highest number of rainy days is December (28.9 days).
The month with the least rainy days is July (10.5 days).

Average daylight in September /
Average sunshine in September
Mwumba, Burundi

Average daylight in September: 12h and 6min

The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).

Average sunshine in September: 10h and 18min

The month with the most sunshine is September (Average sunshine: 10h and 18min).
The month with the least sunshine is May (Average sunshine: 7h and 48min).

Average sunshine days in September
Mwumba, Burundi

Average sunshine days in September: 8.3 days

The month with the most sunshine days is July (19.3 days).
The month with the least sunshine days is December (1.8 days).

Average UV index in September
Mwumba, Burundi

Average UV index in September: 5

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