Climate averages 1991–2020
N'Djamena weather
in December.
A hot, very dry month: the 10th warmest and one of the driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
December is a hot month in N'Djamena: daytime highs average 32.5°C and nights cool to about 17.6°C. By daytime temperature it is the 10th warmest of the 12 months.
Rain is very rare: less than 1 mm falls in a typical December (one of the driest months of the year). Daylight, from sunrise to sunset, lasts about 11 h 26 min on an average December day.
The nearest other city in this atlas is Gamboru (96 km away). In December its highs average 31.8°C, 0.7°C cooler than N'Djamena, with almost no rain (under 1 mm).
Among the 8 cities listed in Chad, N'Djamena ranks 8th of 8 for the warmest December highs and joint 1st of 8 for the driest December (rainfall, lowest first). The mean December high of those 8 cities is 33.2°C; N'Djamena is 0.7°C cooler than that mean.
From December to January, average highs fall by 0.5°C to 32.0°C, and monthly rainfall stays 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
N'Djamena climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 32.0°C16.6°C | 16.6°C | 0 | 0.0 | 11.511 h |
| February | 35.2°C19.3°C | 19.3°C | 0 | 0.0 | 11.712 h |
| March | 39.3°C23.4°C | 23.4°C | 0.1 | 0.0 | 12.112 h |
| April | 41.5°C26.6°C | 26.6°C | 3.7 | 1.2 | 12.412 h |
| May | 40.2°C27.5°C | 27.5°C | 18 | 4.9 | 12.713 h |
| June | 37.9°C26.9°C | 26.9°C | 32 | 8.1 | 12.813 h |
| July | 33.6°C24.9°C | 24.9°C | 106 | 16.2 | 12.813 h |
| August | 30.5°C23.4°C | 23.4°C | 185 | 21.4 | 12.513 h |
| September | 32.6°C23.9°C | 23.9°C | 79 | 11.9 | 12.212 h |
| October | 36.0°C23.8°C | 23.8°C | 14 | 3.1 | 11.912 h |
| November | 35.5°C21.1°C | 21.1°C | 0.1 | 0.1 | 11.612 h |
| December, selected | 32.5°C17.6°C | 17.6°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
December in nearby cities
- Gamboru in DecemberNigeria · 96 kmHigh 31.8°C · Low 17.4°C · 0 mm rain
- Bama in DecemberNigeria · 161 kmHigh 31.8°C · Low 16.1°C · 0 mm rain
- Maroua in DecemberCameroon · 186 kmHigh 31.8°C · Low 18.3°C · 0 mm rain
- Maiduguri in DecemberNigeria · 207 kmHigh 31.2°C · Low 16.9°C · 0 mm rain
- Guider in DecemberCameroon · 270 kmHigh 33.9°C · Low 20.3°C · 0 mm rain
- Mubi in DecemberNigeria · 282 kmHigh 31.2°C · Low 14.7°C · 0 mm rain
- Pala in DecemberChad · 305 kmHigh 32.6°C · Low 18.4°C · 0 mm rain
- Kelo in DecemberChad · 322 kmHigh 33.3°C · Low 18.6°C · 0 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 N'Djamena) is explained once on the N'Djamena year overview and on the Sources, method and limits page.