Climate averages 1991–2020
Bamako weather
in August.
A hot, very wet month: the coolest and the wettest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a hot month in Bamako: daytime highs average 28.7°C and nights cool to about 22.1°C. By daytime temperature it is the coolest month of the year.
Expect about 253 mm of rain on roughly 24 days, which makes August a very wet month (the wettest month of the year). Daylight, from sunrise to sunset, lasts about 12 h 32 min on an average August day.
The nearest other city in this atlas is Dialakorodji (11 km away). In August its highs average 28.9°C, about as warm as Bamako, with 258 mm of rain.
Among the 13 cities listed in Mali, Bamako ranks 9th of 13 for the warmest August highs and 8th of 13 for the driest August (rainfall, lowest first). The mean August high of those 13 cities is 30.7°C; Bamako is 2.0°C cooler than that mean.
From August to September, average highs rise by 0.9°C to 29.6°C, and monthly rainfall falls from 253 mm to 163 mm.
The annual picture
August 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
Bamako climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.2°C17.8°C | 17.8°C | 1.5 | 0.2 | 11.511 h |
| February | 35.2°C20.2°C | 20.2°C | 0.7 | 0.1 | 11.712 h |
| March | 37.8°C23.3°C | 23.3°C | 2.1 | 0.6 | 12.112 h |
| April | 39.1°C26.0°C | 26.0°C | 7.0 | 2.2 | 12.412 h |
| May | 37.8°C26.2°C | 26.2°C | 32 | 7.4 | 12.713 h |
| June | 34.2°C24.4°C | 24.4°C | 92 | 14.2 | 12.913 h |
| July | 29.9°C22.6°C | 22.6°C | 198 | 22.1 | 12.813 h |
| August, selected | 28.7°C22.1°C | 22.1°C | 253 | 24.3 | 12.513 h |
| September | 29.6°C22.2°C | 22.2°C | 163 | 20.3 | 12.212 h |
| October | 31.9°C22.5°C | 22.5°C | 49 | 9.1 | 11.912 h |
| November | 34.1°C20.5°C | 20.5°C | 1.9 | 0.4 | 11.612 h |
| December | 32.6°C18.4°C | 18.4°C | 0.1 | 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
August in nearby cities
- Dialakorodji in AugustMali · 11 kmHigh 28.9°C · Low 22.2°C · 258 mm rain
- Kati in AugustMali · 18 kmHigh 28.5°C · Low 21.9°C · 258 mm rain
- Bougouni in AugustMali · 143 kmHigh 28.3°C · Low 21.8°C · 261 mm rain
- Kita in AugustMali · 171 kmHigh 28.6°C · Low 22.1°C · 259 mm rain
- Siguiri in AugustGuinea · 185 kmHigh 28.2°C · Low 21.7°C · 292 mm rain
- Ségou in AugustMali · 208 kmHigh 30.3°C · Low 23.2°C · 183 mm rain
- Koutiala in AugustMali · 274 kmHigh 29.2°C · Low 22.4°C · 229 mm rain
- Kankan in AugustGuinea · 287 kmHigh 28.0°C · Low 21.4°C · 279 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 Bamako) is explained once on the Bamako year overview and on the Sources, method and limits page.