Climate averages 1991–2020
San weather
in January.
A hot, very dry month: the 10th warmest and the joint 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
January is a hot month in San: daytime highs average 32.5°C and nights cool to about 17.7°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 1.0 mm of rain on fewer than one day, which makes January a very dry month (the joint 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 26 min on an average January day.
The nearest other city in this atlas is Koutiala (118 km away). In January its highs average 32.9°C, about as warm as San, with 1.3 mm of rain.
Among the 13 cities listed in Mali, San ranks 6th of 13 for the warmest January highs and joint 6th of 13 for the driest January (rainfall, lowest first). The mean January high of those 13 cities is 32.0°C; San is 0.5°C warmer than that mean.
From January to February, average highs rise by 3.0°C to 35.5°C, and monthly rainfall falls from 1.0 mm to under 1 mm.
The annual picture
January 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
San climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January, selected | 32.5°C17.7°C | 17.7°C | 1.0 | 0.2 | 11.411 h |
| February | 35.5°C20.0°C | 20.0°C | 0.1 | 0.0 | 11.712 h |
| March | 38.6°C23.3°C | 23.3°C | 1.0 | 0.4 | 12.112 h |
| April | 40.1°C26.4°C | 26.4°C | 8.8 | 2.6 | 12.412 h |
| May | 39.6°C27.6°C | 27.6°C | 20 | 5.9 | 12.713 h |
| June | 37.2°C26.5°C | 26.5°C | 43 | 10.2 | 12.913 h |
| July | 33.0°C24.3°C | 24.3°C | 123 | 17.2 | 12.813 h |
| August | 30.7°C23.2°C | 23.2°C | 196 | 20.8 | 12.613 h |
| September | 32.0°C23.5°C | 23.5°C | 107 | 14.8 | 12.212 h |
| October | 35.4°C24.0°C | 24.0°C | 26 | 5.8 | 11.812 h |
| November | 35.8°C21.0°C | 21.0°C | 0.5 | 0.2 | 11.512 h |
| December | 33.2°C18.4°C | 18.4°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
January in nearby cities
- Koutiala in JanuaryMali · 118 kmHigh 32.9°C · Low 18.0°C · 1.3 mm rain
- Ségou in JanuaryMali · 148 kmHigh 31.6°C · Low 17.6°C · 1.4 mm rain
- Mopti in JanuaryMali · 153 kmHigh 31.8°C · Low 16.9°C · 0.9 mm rain
- Sikasso in JanuaryMali · 235 kmHigh 33.2°C · Low 18.3°C · 1.5 mm rain
- Bobo-Dioulasso in JanuaryBurkina Faso · 244 kmHigh 33.1°C · Low 18.1°C · 0.3 mm rain
- Houndé in JanuaryBurkina Faso · 250 kmHigh 34.0°C · Low 18.7°C · 0.3 mm rain
- Ouahigouya in JanuaryBurkina Faso · 270 kmHigh 31.5°C · Low 16.3°C · 0.2 mm rain
- Banfora in JanuaryBurkina Faso · 296 kmHigh 34.3°C · Low 19.7°C · 0.8 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 San) is explained once on the San year overview and on the Sources, method and limits page.