Climate averages 1991–2020
Koutiala weather
in September.
A hot, wet month: the 11th 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 Koutiala: daytime highs average 30.3°C and nights cool to about 22.6°C. By daytime temperature it is the 11th warmest of the 12 months.
Expect about 141 mm of rain on roughly 18 days, which makes September a wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 12 min on an average September day.
The nearest other city in this atlas is San (118 km away). In September its highs average 32.0°C, 1.8°C warmer than Koutiala, with 107 mm of rain.
Among the 13 cities listed in Mali, Koutiala ranks 7th of 13 for the warmest September highs and 7th of 13 for the driest September (rainfall, lowest first). The mean September high of those 13 cities is 31.9°C; Koutiala is 1.7°C cooler than that mean.
From September to October, average highs rise by 2.7°C to 32.9°C, and monthly rainfall falls from 141 mm to 41 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
Koutiala climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.9°C18.0°C | 18.0°C | 1.3 | 0.2 | 11.511 h |
| February | 35.7°C20.4°C | 20.4°C | 0.4 | 0.2 | 11.712 h |
| March | 38.3°C23.5°C | 23.5°C | 2.2 | 0.5 | 12.112 h |
| April | 39.0°C26.1°C | 26.1°C | 14 | 3.7 | 12.412 h |
| May | 37.8°C26.3°C | 26.3°C | 38 | 8.8 | 12.713 h |
| June | 35.2°C25.0°C | 25.0°C | 63 | 11.9 | 12.813 h |
| July | 31.0°C23.2°C | 23.2°C | 156 | 19.4 | 12.813 h |
| August | 29.2°C22.4°C | 22.4°C | 229 | 23.3 | 12.513 h |
| September, selected | 30.3°C22.6°C | 22.6°C | 141 | 17.9 | 12.212 h |
| October | 32.9°C22.9°C | 22.9°C | 41 | 8.8 | 11.912 h |
| November | 34.6°C20.5°C | 20.5°C | 1.9 | 0.4 | 11.612 h |
| December | 33.2°C18.5°C | 18.5°C | 0 | 0.0 | 11.411 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
- San in SeptemberMali · 118 kmHigh 32.0°C · Low 23.5°C · 107 mm rain
- Sikasso in SeptemberMali · 121 kmHigh 29.4°C · Low 22.0°C · 188 mm rain
- Ségou in SeptemberMali · 145 kmHigh 31.5°C · Low 23.5°C · 114 mm rain
- Bobo-Dioulasso in SeptemberBurkina Faso · 185 kmHigh 28.9°C · Low 21.5°C · 147 mm rain
- Banfora in SeptemberBurkina Faso · 209 kmHigh 29.2°C · Low 21.7°C · 157 mm rain
- Houndé in SeptemberBurkina Faso · 234 kmHigh 29.6°C · Low 22.1°C · 140 mm rain
- Bougouni in SeptemberMali · 245 kmHigh 29.1°C · Low 21.7°C · 188 mm rain
- Mopti in SeptemberMali · 271 kmHigh 34.5°C · Low 24.8°C · 63 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 Koutiala) is explained once on the Koutiala year overview and on the Sources, method and limits page.