September weather forecastNampanga, Uganda
September
Weather in September
The first month of the autumn, September, is still a warm month in Nampanga, Uganda, with an average temperature fluctuating between 25.5°C (77.9°F) and 15.4°C (59.7°F).Temperature
Entering September, the average high-temperature is recorded at a still moderately hot 25.5°C (77.9°F), exhibiting a minimal shift from August's 24.5°C (76.1°F). Nampanga observes an average low-temperature of 15.4°C (59.7°F) during September.Humidity
In Nampanga, the average relative humidity in September is 78%.Rainfall
In Nampanga, during September, the rain falls for 29.1 days and regularly aggregates up to 199mm (7.83") of precipitation. In Nampanga, Uganda, during the entire year, the rain falls for 301.2 days and collects up to 2204mm (86.77") of precipitation.Snowfall
The only month with snowfall in Nampanga is September. September has the most snowfall days of the year in Nampanga. Snow falls for 0.1 days.Daylight
The average length of the day in September in Nampanga is 12h and 7min.On the first day of the month, sunrise is at 06:38 and sunset at 18:47. On the last day of September, in Nampanga, sunrise is at 06:29 and sunset at 18:36 EAT.
Sunshine
In Nampanga, the average sunshine in September is 9.3h.UV index
In Nampanga, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 5 in September translates into these instructions:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Nampanga, Uganda
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is February (30°C).
The month with the lowest average high temperature is July (23.8°C).
- Average low temperature in September: 15.4°C
The month with the highest average low temperature is February (16.9°C).
The coldest month (with the lowest average low temperature) is June (15°C).
Average pressure in September
Nampanga, Uganda
- Average pressure in September: 1012.9mbar
The month with the highest atmospheric pressure is July (1014.4mbar).
The month with the lowest atmospheric pressure is February (1010.5mbar).
Average wind speed in September
Nampanga, Uganda
- Average wind speed in September: 4.1km/h
The windiest month (with the highest average wind speed) is February (5.7km/h).
The calmest month (with the lowest average wind speed) is September (4.1km/h).
Average humidity in September
Nampanga, Uganda
- Average humidity in September: 78%
The month with the highest relative humidity is May (86%).
The month with the lowest relative humidity is February (52%).
Average rainfall in September
Nampanga, Uganda
- Average rainfall in September: 199mm
The wettest month (with the highest rainfall) is May (319mm).
The driest month (with the least rainfall) is January (42mm).
Average rainfall days in September
Nampanga, Uganda
- Average rainfall days in September: 29.1 days
The month with the highest number of rainy days is August (30.8 days).
The month with the least rainy days is January (11.1 days).
Average snowfall days in September
Nampanga, Uganda
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Nampanga, 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 18min
The months with the most sunshine are January and February (Average sunshine: 9h and 42min).
The month with the least sunshine is May (Average sunshine: 8h and 6min).
Average sunshine days in September
Nampanga, Uganda
- Average sunshine days in September: 0 days
The month with the most sunshine days is January (15.5 days).
The month with the least sunshine days is September (0 days).
Average UV index in September
Nampanga, Uganda
- Average UV index in September: 5
The months with the highest UV index are January, February, March and December (UV index 6).
The month with the lowest UV index is June (UV index 4).
Average cloud cover in September
Nampanga, Uganda
- Average cloud cover in September: 30
The month with the most cloud cover is May (Cloud cover 48).
The months with the least cloud cover are January and February (Cloud cover 14).
Average visibility in September
Nampanga, Uganda
- Average visibility in September: 9km
The months with the highest visibility are January, February, March and December (10km).
The months with the lowest visibility are April, May and June (8km).





