Climate averages 1991–2020
Kisangani weather
in September.
A hot, wet month: the joint 9th warmest and the 10th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
September is a hot month in Kisangani: daytime highs average 28.7°C and nights cool to about 21.8°C. By daytime temperature it is the joint 9th warmest of the 12 months.
Expect about 165 mm of rain on roughly 25 days, which makes September a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 07 min on an average September day.
The nearest other city in this atlas is Basoko (193 km away). In September its highs average 29.1°C, about as warm as Kisangani, with 144 mm of rain.
Among the 60 cities listed in the Democratic Republic of the Congo, Kisangani ranks 47th of 60 for the warmest September highs and 53rd of 60 for the driest September (rainfall, lowest first). The mean September high of those 60 cities is 29.6°C; Kisangani is 0.9°C cooler than that mean.
From September to October, average highs fall by 0.1°C to 28.6°C, and monthly rainfall rises from 165 mm to 186 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
Kisangani climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 30.7°C22.4°C | 22.4°C | 70 | 12.8 | 12.112 h |
| February | 31.5°C22.8°C | 22.8°C | 91 | 14.1 | 12.112 h |
| March | 30.7°C22.8°C | 22.8°C | 161 | 19.7 | 12.112 h |
| April | 29.7°C22.7°C | 22.7°C | 161 | 21.3 | 12.112 h |
| May | 29.3°C22.7°C | 22.7°C | 122 | 21.7 | 12.112 h |
| June | 29.0°C22.2°C | 22.2°C | 96 | 19.0 | 12.112 h |
| July | 28.9°C21.8°C | 21.8°C | 96 | 19.4 | 12.112 h |
| August | 28.7°C21.7°C | 21.7°C | 138 | 23.7 | 12.112 h |
| September, selected | 28.7°C21.8°C | 21.8°C | 165 | 24.5 | 12.112 h |
| October | 28.6°C21.9°C | 21.9°C | 186 | 26.3 | 12.112 h |
| November | 28.5°C21.9°C | 21.9°C | 182 | 24.4 | 12.112 h |
| December | 29.4°C22.2°C | 22.2°C | 107 | 18.8 | 12.112 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
- Basoko in SeptemberDemocratic Republic of the Congo · 193 kmHigh 29.1°C · Low 22.5°C · 144 mm rain
- Babamba in SeptemberDemocratic Republic of the Congo · 258 kmHigh 27.3°C · Low 19.3°C · 209 mm rain
- Buta in SeptemberDemocratic Republic of the Congo · 258 kmHigh 29.0°C · Low 21.4°C · 139 mm rain
- Bumba in SeptemberDemocratic Republic of the Congo · 355 kmHigh 29.1°C · Low 22.4°C · 157 mm rain
- Isiro in SeptemberDemocratic Republic of the Congo · 368 kmHigh 27.1°C · Low 19.5°C · 190 mm rain
- Kindu in SeptemberDemocratic Republic of the Congo · 393 kmHigh 29.4°C · Low 21.9°C · 137 mm rain
- Lisala in SeptemberDemocratic Republic of the Congo · 447 kmHigh 28.8°C · Low 22.1°C · 161 mm rain
- Butembo in SeptemberDemocratic Republic of the Congo · 458 kmHigh 23.2°C · Low 14.5°C · 206 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 Kisangani) is explained once on the Kisangani year overview and on the Sources, method and limits page.