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
Weather in September
Temperature
The onset of September marks an average high-temperature of a still warm 24.3°C (75.7°F), hardly differing from August's 24.8°C (76.6°F). In the month of September, the average temperature dips to a mild 15.3°C (59.5°F) during the night.Humidity
The average relative humidity in September is 65%.Rainfall
In Ruhashya, in September, during 20.7 rainfall days, 79mm (3.11") of precipitation is typically accumulated. In Ruhashya, during the entire year, the rain falls for 272.8 days and collects up to 1185mm (46.65") of precipitation.Daylight
In Ruhashya, the average length of the day in September is 12h and 6min.On the first day of September, sunrise is at 05:58 and sunset at 18:02. On the last day of the month, sunrise is at 05:46 and sunset at 17:54 CAT.
Sunshine
With an average of 10.3h of sunshine, September has the most sunshine of the year.UV index
January through December, with an average maximum UV index of 5, are months with the highest UV index. The months with the lowest UV index are January through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 5 during September translates into the following recommendations:
Guard yourself - Avoiding sunburn is suggested. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
How many hours of daylight does Ruhashya have in September?
What time are sunrise and sunset in September?
What month has the most sunshine?
How many hours of sunshine does Ruhashya have in September?
When is the highest UV index?
What is the month with the lowest UV index?
How high is the UV index in September?
Average temperature in September
Ruhashya, Rwanda
- Average high temperature in September: 24.3°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is May (21.3°C).
- Average low temperature in September: 15.3°C
The month with the highest average low temperature is October (15.5°C).
The coldest month (with the lowest average low temperature) is June (12.8°C).
Average pressure in September
Ruhashya, Rwanda
- Average pressure in September: 1014mbar
The month with the highest atmospheric pressure is June (1016mbar).
The month with the lowest atmospheric pressure is February (1012.7mbar).
Average wind speed in September
Ruhashya, Rwanda
- Average wind speed in September: 6.6km/h
The windiest month (with the highest average wind speed) is July (7.3km/h).
The calmest month (with the lowest average wind speed) is December (4.4km/h).
Average humidity in September
Ruhashya, Rwanda
- Average humidity in September: 65%
The month with the highest relative humidity is May (88%).
The month with the lowest relative humidity is August (58%).
Average rainfall in September
Ruhashya, Rwanda
- Average rainfall in September: 79mm
The wettest month (with the highest rainfall) is October (158mm).
The driest month (with the least rainfall) is July (17mm).
Average rainfall days in September
Ruhashya, Rwanda
- Average rainfall days in September: 20.7 days
The month with the highest number of rainy days is December (28.9 days).
The month with the least rainy days is July (10.5 days).
Average daylight in September /
Average sunshine in September
Ruhashya, Rwanda
- Average daylight in September: 12h and 1min
The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).
- Average sunshine in September: 10h and 2min
The month with the most sunshine is September (Average sunshine: 10h and 18min).
The month with the least sunshine is May (Average sunshine: 7h and 48min).
Average sunshine days in September
Ruhashya, Rwanda
- Average sunshine days in September: 8.3 days
The month with the most sunshine days is July (19.3 days).
The month with the least sunshine days is December (1.8 days).
Average UV index in September
Ruhashya, Rwanda
- Average UV index in September: 5
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
Average cloud cover in September
Ruhashya, Rwanda
- Average cloud cover in September: 27
The months with the most cloud cover are April and May (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 23).
Average visibility in September
Ruhashya, Rwanda
- Average visibility in September: 10km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are April and May (7km).
Ruhashya, Rwanda
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