Weather in Kigali in September 2025
- September is usually the hottest month of the year in Kigali;
Average weather
Average temperature in Kigali in September
The temperature in September is +27°C on average, with a range between a maximum of +30°C during the day and a minimum of +16°C at night.
The average maximum temperature goes down 7% by the end of the month, compared with the beginning of the month, from +30°C to +29°C.
Is Kigali warm or cold in September?
Kigali is typically warm in September.
Maximum temperatures go up compared to the previous month from +27°C to +27°C. The minimum temperature also goes down from +17°C to +16°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
September is the hottest month in Kigali, here is the comparison with other months:
Climate in Kigali in September
| August | September | October | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +27°C | +27°C | +26°C | ||||
| Min. temperature | ||||||
| +13°C | +13°C | +13°C | ||||
| Max. temperature | ||||||
| +32°C | +31°C | +31°C | ||||
| Rainfall | ||||||
| 24 mm | 62 mm | 124 mm | ||||
| Wind | ||||||
| 1 m/s | 1 m/s | 1 m/s | ||||
| Humidity | ||||||
| 58% | 68% | 75% | ||||
| Air pressure | ||||||
| 1015 HPa | 1014 HPa | 1014 HPa | ||||
| Sunny days | ||||||
| 3 | 1 | 0 | ||||
| Cloudy days | ||||||
| 20 | 10 | 4 | ||||
| Rainy days | ||||||
| 6 | 13 | 17 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
September weather is still as good as in August. The temperature levels stay the same in the area of +27°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 24 mm to 62 mm. Humidity rises from 58% to 68%. The average wind speed doesn’t change much during September, staying around 1 m/s. The days becoming less sunny, going from 3 sunny days in August to 1 in September.
Next month (October) brings a further decline in the weather.
Wind
The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Kigali is gradually decreasing during September, going from 4 m/s to 3 m/s over the course of the month.
Rain
How was the weather last September in Kigali?
Climate Change over Years
The climate in Kigali in September has not changed much over the last 43 years.
The average temperature was the lowest in 1985 (+25°C) and the highest in 2016 (+27°C). The driest year was 2000 with only 644 mm of rainfall, and the wettest year was 1985 with 1322 mm.
FAQ
Is September a good time to visit Kigali?
Can you sunbathe in Kigali in September?
Is Kigali rainy in September?
Is it sunny in Kigali in September?
Monthly weather in Kigali
Source of the data
For this page, we’ve looked at the typical weather in Kigali, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.