N'Djamena is warmest in April, averaging 43° by day and 26° at night. The wettest month is August with 208 mm, and the year brings about 540 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 35° | 16° | 0 mm | 11.4 h | Beach weather |
| February | 36° | 19° | 0 mm | 11.6 h | Very hot |
| March | 41° | 23° | 3 mm | 11.9 h | Very hot |
| April | 43° | 26° | 3 mm | 12.3 h | Very hot |
| May | 42° | 28° | 9 mm | 12.6 h | Very hot |
| June | 38° | 26° | 63 mm | 12.7 h | Very hot |
| July | 35° | 24° | 136 mm | 12.6 h | Mild |
| August | 31° | 23° | 208 mm | 12.4 h | Rainy season |
| September | 32° | 23° | 93 mm | 12.1 h | Beach weather |
| October | 36° | 22° | 25 mm | 11.7 h | Beach weather |
| November | 36° | 19° | 0 mm | 11.4 h | Very hot |
| December | 35° | 16° | 0 mm | 11.3 h | Beach weather |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: January, September, October and December — highs around 34°, nights no colder than 16°, and at most 93 mm of rain in a month.
Wet season: August — up to 208 mm in a single month.
Serious heat: In February, March, April, May, June and November the average high reaches 43°.