Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
September's advent notes a subtle adjustment in average high-temperature to a still warm 25.4°C (77.7°F) from August. An average low-temperature of 16.9°C (62.4°F) is noted during the month of September.Humidity
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. In Mpanga, during the entire year, the rain falls for 231.2 days and collects up to 477mm (18.78") of precipitation.Daylight
In September, the average length of the day is 12h and 7min.On the first day of the month, sunrise is at 06:45 and sunset at 18:52. On the last day of September, sunrise is at 06:35 and sunset at 18:42 EAT.
Sunshine
In September, the average sunshine 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 estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum UV index, 5 during September, leads to the following recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Mpanga have in September?
What is the month with the lowest UV index?
What is the UV index reading in September?
Average temperature in September
Mpanga, 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
Mpanga, 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
Mpanga, 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
Mpanga, 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
Mpanga, 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
Mpanga, 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
Mpanga, Uganda
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 6min).
The months with the shortest days are January, November and December (Average daylight: 12h and 6min).
- Average sunshine in September: 9h and 1min
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
Mpanga, 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
Mpanga, 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
Mpanga, 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
Mpanga, 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).
