September weather forecastKirolo, Uganda

September

Weather in September

September, the first month of the autumn in Kirolo, is still a warm month, with an average temperature fluctuating between 25.4°C (77.7°F) and 16.9°C (62.4°F).

Temperature

September's climate shows a minor adjustment in average high-temperatures to a still warm 25.4°C (77.7°F) from August's 25.7°C (78.3°F). Kirolo records a mean low-temperature of 16.9°C (62.4°F) in September.

Humidity

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

Rainfall

In Kirolo, Uganda, in September, it is raining for 23.5 days, with typically 40mm (1.57") of accumulated precipitation. Throughout the year, in Kirolo, there are 231.2 rainfall days, and 477mm (18.78") of precipitation is accumulated.

Daylight

In Kirolo, the average length of the day in September is 12h and 7min.
On the first day of September, sunrise is at 06:46 and sunset at 18:53. On the last day of the month, sunrise is at 06:36 and sunset at 18:43 EAT.

Sunshine

The average sunshine in September in Kirolo is 9.2h.

UV index

The months with the lowest UV index are June, July, September and October, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: An average UV index of 5 in September transforms into this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.

Frequently asked questions

September temperatures in Kirolo vary between a high-temperature of 25.4°C (77.7°F) and a low-temperature of 16.9°C (62.4°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in March is appraised at 30°C (86°F).

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

In Kirolo, Uganda, in September, during 23.5 rainfall days, 40mm (1.57") of precipitation is typically accumulated.

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

In September, on the first day of the month, sunrise is at 06:46 and sunset at 18:53. On the last day of the month, in Kirolo, Uganda, sunrise is at 06:36 and sunset at 18:43 EAT.

The average sunshine duration in September 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 health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Kirolo, 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
Kirolo, 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
Kirolo, 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
Kirolo, 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
Kirolo, 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
Kirolo, 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
Kirolo, 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
Kirolo, 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
Kirolo, 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).

Average cloud cover in September
Kirolo, Uganda

  • Average cloud cover in September: 29

The month with the most cloud cover is May (Cloud cover 39).
The months with the least cloud cover are January and February (Cloud cover 19).

Average visibility in September
Kirolo, Uganda

  • Average visibility in September: 9km

The months with the highest visibility are January, February, March, June and July (10km).
The month with the lowest visibility is November (8km).