Climate averages 1991–2020
Kayes weather
in December.
A very hot, very dry month: the 9th warmest and the 6th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a very hot month in Kayes: daytime highs average 34.3°C and nights cool to about 20.1°C. By daytime temperature it is the 9th warmest of the 12 months.
Expect about 1.2 mm of rain on fewer than one day, which makes December a very dry month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 17 min on an average December day.
The nearest other city in this atlas is Tambacounda (251 km away). In December its highs average 34.8°C, about as warm as Kayes, with 1.3 mm of rain.
Among the 13 cities listed in Mali, Kayes ranks 1st of 13 for the warmest December highs and 13th of 13 for the driest December (rainfall, lowest first). The mean December high of those 13 cities is 32.6°C; Kayes is 1.8°C warmer than that mean.
From December to January, average highs fall by 0.6°C to 33.7°C, and monthly rainfall falls from 1.2 mm to under 1 mm.
The annual picture
December 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
Kayes climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 33.7°C19.4°C | 19.4°C | 0.4 | 0.1 | 11.411 h |
| February | 36.6°C21.5°C | 21.5°C | 0.2 | 0.0 | 11.712 h |
| March | 39.5°C24.1°C | 24.1°C | 0.2 | 0.0 | 12.012 h |
| April | 41.8°C27.1°C | 27.1°C | 0.4 | 0.1 | 12.412 h |
| May | 42.0°C29.4°C | 29.4°C | 4.7 | 1.3 | 12.813 h |
| June | 39.5°C28.5°C | 28.5°C | 24 | 4.5 | 13.013 h |
| July | 34.5°C25.8°C | 25.8°C | 98 | 11.1 | 12.913 h |
| August | 31.7°C24.6°C | 24.6°C | 160 | 15.0 | 12.613 h |
| September | 32.5°C24.7°C | 24.7°C | 108 | 11.1 | 12.212 h |
| October | 35.8°C25.1°C | 25.1°C | 24 | 4.4 | 11.812 h |
| November | 36.6°C22.3°C | 22.3°C | 1.0 | 0.2 | 11.511 h |
| December, selected | 34.3°C20.1°C | 20.1°C | 1.2 | 0.1 | 11.311 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
December in nearby cities
- Tambacounda in DecemberSenegal · 251 kmHigh 34.8°C · Low 20.8°C · 1.3 mm rain
- Kita in DecemberMali · 263 kmHigh 33.3°C · Low 18.5°C · 0.2 mm rain
- Labé in DecemberGuinea · 360 kmHigh 29.3°C · Low 17.0°C · 1.7 mm rain
- Kati in DecemberMali · 411 kmHigh 32.1°C · Low 17.1°C · 0.1 mm rain
- Kolda in DecemberSenegal · 415 kmHigh 33.4°C · Low 19.7°C · 1.1 mm rain
- Siguiri in DecemberGuinea · 417 kmHigh 32.8°C · Low 18.6°C · 0.2 mm rain
- Dialakorodji in DecemberMali · 423 kmHigh 32.5°C · Low 17.9°C · 0.1 mm rain
- Bamako in DecemberMali · 427 kmHigh 32.6°C · Low 18.4°C · 0.1 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 Kayes) is explained once on the Kayes year overview and on the Sources, method and limits page.