September weather forecastKololo, Uganda

September

Weather in September

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

Temperature

The introduction of September notes a subtle temperature variation to a still warm 25.4°C (77.7°F) from August's 25.7°C (78.3°F). Throughout September, an average low-temperature of 16.9°C (62.4°F) is expected in Kololo, Uganda.

Humidity

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

Rainfall

In September, the rain falls for 23.5 days. Throughout September, 40mm (1.57") of precipitation is accumulated. Throughout the year, in Kololo, there are 231.2 rainfall days, and 477mm (18.78") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 7min.
On the first day of the month, sunrise is at 06:45 and sunset at 18:53. On the last day of September, sunrise is at 06:36 and sunset at 18:42 EAT.

Sunshine

The average sunshine in September in Kololo is 9.2h.

UV index

June, July, September and October, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Act with care - The need to guard against sun damage is communicated. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

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

Frequently asked questions

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

The average relative humidity in September is 81%.

In September, the rain falls for 23.5 days. Throughout September, 40mm (1.57") of precipitation is accumulated.

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

On the first day of September in Kololo, sunrise is at 06:45 and sunset at 18:53. On the last day of the month, sunrise is at 06:36 and sunset at 18:42 EAT.

The average sunshine duration in September in Kololo is 9.2h.

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

In September, the average daily maximum UV index in Kololo, Uganda, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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

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
Kololo, 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
Kololo, 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
Kololo, 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
Kololo, 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
Kololo, 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
Kololo, 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
Kololo, Uganda

Average daylight in September: 12h and 6min

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