September weather forecastNyamabuye, Rwanda
September
Weather in September
The first month of the spring, September, is still a warm month in Nyamabuye, Rwanda, with temperature in the range of an average low of 16.6°C (61.9°F) and an average high of 26°C (78.8°F).Temperature
Nyamabuye experiences an average high-temperature of a still moderately hot 26°C (78.8°F) in September, marking an insignificant shift from 26.8°C (80.2°F) in August. During September, Nyamabuye records a consistent average nighttime temperature of 16.6°C (61.9°F).Humidity
In Nyamabuye, the average relative humidity in September is 64%.Rainfall
In Nyamabuye, during September, the rain falls for 24.7 days and regularly aggregates up to 97mm (3.82") of precipitation. Throughout the year, there are 279 rainfall days, and 1291mm (50.83") of precipitation is accumulated.Daylight
In September, the average length of the day is 12h and 6min.On the first day of September, sunrise is at 05:58 and sunset at 18:03. On the last day of the month, sunrise is at 05:46 and sunset at 17:54 CAT.
Sunshine
The average sunshine in September is 9.8h.UV index
January, July through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: In September, the maximum UV index of 6 translates into these guidelines:
Fend off overexposure. Sun protection is vital. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Nyamabuye, Rwanda
- Average high temperature in September: 26°C
The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is May (22.8°C).
- Average low temperature in September: 16.6°C
The month with the highest average low temperature is September (16.6°C).
The coldest month (with the lowest average low temperature) is June (13.8°C).
Average pressure in September
Nyamabuye, Rwanda
- Average pressure in September: 1013.9mbar
The month with the highest atmospheric pressure is June (1015.8mbar).
The month with the lowest atmospheric pressure is February (1012.6mbar).
Average wind speed in September
Nyamabuye, Rwanda
- Average wind speed in September: 6.3km/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 November (4.6km/h).
Average humidity in September
Nyamabuye, Rwanda
- Average humidity in September: 64%
The month with the highest relative humidity is May (86%).
The month with the lowest relative humidity is August (54%).
Average rainfall in September
Nyamabuye, Rwanda
- Average rainfall in September: 97mm
The wettest month (with the highest rainfall) is October (186mm).
The driest month (with the least rainfall) is July (13mm).
Average rainfall days in September
Nyamabuye, Rwanda
- Average rainfall days in September: 24.7 days
The months with the highest number of rainy days are April and November (29.2 days).
The month with the least rainy days is July (7.8 days).
Average daylight in September /
Average sunshine in September
Nyamabuye, Rwanda
- Average daylight in September: 12h and 6min
The month with the longest days is December (Average daylight: 12h and 12min).
The month with the shortest days is June (Average daylight: 12h and 0min).
- Average sunshine in September: 9h and 48min
The month with the most sunshine is December (Average sunshine: 10h and 18min).
The month with the least sunshine is May (Average sunshine: 7h and 42min).
Average sunshine days in September
Nyamabuye, Rwanda
- Average sunshine days in September: 3.5 days
The month with the most sunshine days is July (20.8 days).
The month with the least sunshine days is November (0.5 days).
Average UV index in September
Nyamabuye, Rwanda
- Average UV index in September: 6
The months with the highest UV index are January, July, August and September (UV index 6).
The months with the lowest UV index are February, March, April, May, June, October, November and December (UV index 5).
Average cloud cover in September
Nyamabuye, Rwanda
- Average cloud cover in September: 28
The month with the most cloud cover is May (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Nyamabuye, Rwanda
- Average visibility in September: 10km
The months with the highest visibility are February, June, July, August and September (10km).
The months with the lowest visibility are April and May (8km).
