September weather forecastNamayumba, Uganda

September

Weather in September

September, the first month of the autumn in Namayumba, is also a moderately hot month, with an average temperature ranging between min 16.9°C (62.4°F) and max 25.4°C (77.7°F).

Temperature

The introduction of September sees an average high-temperature of a still warm 25.4°C (77.7°F), hardly deviating from August. Throughout September, an average low-temperature of 16.9°C (62.4°F) is experienced in Namayumba.

Humidity

In September, the average relative humidity in Namayumba is 81%.

Rainfall

In Namayumba, in September, it is raining for 23.5 days, with typically 40mm (1.57") of accumulated precipitation. In Namayumba, Uganda, during the entire year, the rain falls for 231.2 days and collects up to 477mm (18.78") of precipitation.

Daylight

In Namayumba, Uganda, the average length of the day in September is 12h and 7min.
On the first day of the month, sunrise is at 06:47 and sunset at 18:54. On the last day of September, sunrise is at 06:37 and sunset at 18:44 EAT.

Sunshine

In September, the average sunshine in Namayumba, Uganda, is 9.2h.

UV index

The months with the lowest UV index in Namayumba, Uganda, are June, July, September and October, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In September, the maximum UV index of 5 translates into these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.

Updated: Feb 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Namayumba, in September, the average high-temperature is 25.4°C (77.7°F), and the average low-temperature is 16.9°C (62.4°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in March is evaluated at 30°C (86°F).

The average relative humidity in September is 81%.

In Namayumba, Uganda, during September, the rain falls for 23.5 days and regularly aggregates up to 40mm (1.57") of precipitation.

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

In September, on the first day of the month, sunrise is at 06:47 and sunset at 18:54. On the last day of the month, sunrise is at 06:37 and sunset at 18:44 EAT.

In September, the average sunshine duration is 9.2h.

The months with the lowest UV index are June, July, September and October, with an average maximum UV index of 5.

The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from 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

25.7°C

25.4°C

25.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

7.3km/h

6.1km/h

6.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

5.3

2.4

3.1

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Namayumba, Uganda

Average high temperature in September: 25.4°C

The warmest month (with the highest average high temperature) is February (28.3°C).
The month with the lowest average high temperature is May (24.4°C).

Average low temperature in September: 16.9°C

The month with the highest average low temperature is March (17.8°C).
The coldest month (with the lowest average low temperature) is July (16.3°C).

Average pressure in September
Namayumba, Uganda

Average pressure in September: 1012.4mbar

The months with the highest atmospheric pressure are June and July (1013.7mbar).
The month with the lowest atmospheric pressure is February (1009.7mbar).

Average wind speed in September
Namayumba, Uganda

Average wind speed in September: 5.6km/h

The windiest months (with the highest average wind speed) are February, March, May and June (7.4km/h).
The calmest months (with the lowest average wind speed) are November and December (5.2km/h).

Average humidity in September
Namayumba, Uganda

Average humidity in September: 81%

The month with the highest relative humidity is November (85%).
The months with the lowest relative humidity are January and February (72%).

Average rainfall in September
Namayumba, Uganda

Average rainfall in September: 40mm

The wettest month (with the highest rainfall) is October (70mm).
The driest month (with the least rainfall) is January (18mm).

Average rainfall days in September
Namayumba, Uganda

Average rainfall days in September: 23.5 days

The months with the highest number of rainy days are September and October (23.5 days).
The month with the least rainy days is January (10.8 days).

Average daylight in September /
Average sunshine in September
Namayumba, Uganda

Average daylight in September: 12h and 6min

The month with the longest days is June (Average daylight: 12h and 12min).
The month with the shortest days is December (Average daylight: 12h and 6min).

Average sunshine in September: 9h and 12min

The months with the most sunshine are January and February (Average sunshine: 9h and 30min).
The months with the least sunshine are April and May (Average sunshine: 8h and 24min).

Average sunshine days in September
Namayumba, Uganda

Average sunshine days in September: 2.4 days

The month with the most sunshine days is January (14.4 days).
The month with the least sunshine days is September (2.4 days).

Average UV index in September
Namayumba, Uganda

Average UV index in September: 5

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