Climate averages 1991–2020
Kigali weather
in September.
A warm, moderately wet month: the joint 2nd warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a warm month in Kigali: daytime highs average 25.7°C and nights cool to about 15.0°C. By daytime temperature it is the joint 2nd warmest of the 12 months.
Expect about 54 mm of rain on roughly 10 days, which makes September a moderately wet month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 06 min on an average September day.
The nearest other city in this atlas is Gitarama (36 km away). In September its highs average 24.2°C, 1.6°C cooler than Kigali, with 54 mm of rain.
Among the 5 cities listed in Rwanda, Kigali ranks 2nd of 5 for the warmest September highs and joint 1st of 5 for the driest September (rainfall, lowest first). The mean September high of those 5 cities is 24.9°C; Kigali is 0.8°C warmer than that mean.
From September to October, average highs fall by 0.8°C to 24.9°C, and monthly rainfall rises from 54 mm to 117 mm.
The annual picture
September in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Kigali climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 25.0°C14.5°C | 14.5°C | 77 | 15.4 | 12.212 h |
| February | 25.7°C14.8°C | 14.8°C | 79 | 14.7 | 12.212 h |
| March | 25.1°C14.7°C | 14.7°C | 105 | 21.0 | 12.112 h |
| April | 24.0°C15.0°C | 15.0°C | 137 | 24.0 | 12.112 h |
| May | 23.9°C14.9°C | 14.9°C | 83 | 15.9 | 12.012 h |
| June | 24.2°C14.9°C | 14.9°C | 14 | 2.7 | 12.012 h |
| July | 25.2°C15.1°C | 15.1°C | 4.4 | 0.8 | 12.012 h |
| August | 25.9°C15.4°C | 15.4°C | 24 | 4.0 | 12.112 h |
| September, selected | 25.7°C15.0°C | 15.0°C | 54 | 10.3 | 12.112 h |
| October | 24.9°C14.7°C | 14.7°C | 117 | 18.6 | 12.212 h |
| November | 24.2°C14.1°C | 14.1°C | 130 | 22.5 | 12.212 h |
| December | 24.4°C14.1°C | 14.1°C | 92 | 18.2 | 12.212 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
September in nearby cities
- Gitarama in SeptemberRwanda · 36 kmHigh 24.2°C · Low 12.9°C · 54 mm rain
- Muhanga in SeptemberRwanda · 40 kmHigh 24.2°C · Low 13.3°C · 54 mm rain
- Musanze in SeptemberRwanda · 69 kmHigh 23.4°C · Low 15.5°C · 114 mm rain
- Nyagatare in SeptemberRwanda · 78 kmHigh 27.1°C · Low 16.0°C · 65 mm rain
- Rutshuru in SeptemberDemocratic Republic of the Congo · 109 kmHigh 25.9°C · Low 15.2°C · 230 mm rain
- Bukavu in SeptemberDemocratic Republic of the Congo · 148 kmHigh 25.9°C · Low 16.5°C · 85 mm rain
- Rutoma in SeptemberUganda · 158 kmHigh 25.5°C · Low 15.8°C · 116 mm rain
- Mbarara in SeptemberUganda · 163 kmHigh 25.9°C · Low 15.7°C · 70 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Kigali) is explained once on the Kigali year overview and on the Sources, method and limits page.