Weather in Cotonou
What's the weather like in Cotonou?
Cotonou has warm year-round and moderate rainfall spread across the year. Average daytime highs range from 30°C (86°F) in January to 27°C (80°F) in July, with overnight lows around 25°C (77°F) and 25°C (76°F) respectively.
For comfortable sightseeing temperatures (18–26°C daytime highs), the best months to visit Cotonou are June through September.
Quick facts
- Country
- 🇧🇯 Benin
- Region
- Africa
- Time zone
- Africa/Porto-Novo
- Coordinates
- 6.370, 2.391
Monthly climate
Long-run averages for each month of the year.
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 30°C / 86°F | 25°C / 77°F | 23 mm | 16 | — |
| February | 30°C / 87°F | 26°C / 79°F | 31 mm | 21 | — |
| March | 30°C / 86°F | 27°C / 80°F | 73 mm | 25 | — |
| April | 30°C / 86°F | 27°C / 80°F | 71 mm | 25 | — |
| May | 29°C / 85°F | 26°C / 79°F | 165 mm | 30 | — |
| June | 28°C / 82°F | 25°C / 77°F | 236 mm | 29 | — |
| July | 27°C / 80°F | 25°C / 76°F | 114 mm | 29 | — |
| August | 26°C / 80°F | 24°C / 75°F | 94 mm | 27 | — |
| September | 27°C / 81°F | 25°C / 76°F | 141 mm | 30 | — |
| October | 28°C / 83°F | 25°C / 77°F | 147 mm | 31 | — |
| November | 29°C / 85°F | 26°C / 79°F | 69 mm | 28 | — |
| December | 30°C / 86°F | 25°C / 78°F | 21 mm | 16 | — |
Cotonou by month
Detailed weather for any specific month:
Cities with a similar climate to Cotonou
Frequently asked questions
When is the best time to visit Cotonou?
The most comfortable months in Cotonou are usually January, August, December, when average highs sit near 18–26°C (64–79°F) with relatively little rain. See the full month-by-month breakdown for the exact figures.
What is the hottest month in Cotonou?
February is typically the hottest month in Cotonou, averaging a high of 30°C (87°F).
What is the coldest month in Cotonou?
August is usually the coldest, with average lows around 24°C (75°F).
Does it snow in Cotonou?
Snow is rare in Cotonou; the climate data shows essentially no snowfall across the year.
Live forecast, sunrise/sunset, and more.