Climate normals · 1970–2000
Cotonou Climate
Cotonou is a city in Benin (14) with a population of about 679,012. Its average annual temperature is 27.3°C (81°F), with roughly 1222 mm of rain per year.
27.3°C
Avg Temp
1222
Precip (mm/yr)
Mar
Hottest Month
Aug
Coldest Month
Cotonou Climate
Cotonou has an average annual temperature of 27.3°C (81°F) and receives about 1222 mm of precipitation per year. The warmest month is March and the coldest is August. Figures are 1970–2000 climate normals.
27.3°C
Avg Temp
1222
Precip (mm/yr)
Mar
Hottest Month
Aug
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 28° / 82° | 14 mm |
| February | 29° / 83° | 34 mm |
| March | 29° / 84° | 80 mm |
| April | 29° / 83° | 120 mm |
| May | 28° / 82° | 192 mm |
| June | 27° / 80° | 279 mm |
| July | 26° / 78° | 121 mm |
| August | 25° / 78° | 54 mm |
| September | 26° / 79° | 124 mm |
| October | 27° / 80° | 145 mm |
| November | 28° / 82° | 42 mm |
| December | 28° / 82° | 17 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Cotonou
The most comfortable months to visit Cotonou are typically August, January and December, when temperatures are mildest and rainfall is relatively low. The hottest month is March (around 32°C high). The coldest is August (near 23°C low). June is usually the wettest month.
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Frequently Asked Questions
The most comfortable months to visit Cotonou are typically August, January and December, when temperatures are mildest and rainfall is relatively low (1970–2000 climate normals).
Cotonou, Benin has an average annual temperature of 27.3°C and about 1222 mm of precipitation per year. The warmest month is March and the coldest is August.
In March, the hottest month, daily highs in Cotonou average about 32°C (90°F).
Monthly climate normals (1970–2000) sampled from WorldClim 2.1 at ~9 km resolution. Humidity derived from vapor pressure. City coordinates and population from GeoNames.