Cotonou, Littoral, Benin climate
Average temperatures, precipitation and all-time records for Cotonou, Littoral, Benin, with every day graded against ~46 years of local climate history (1980–2026). Its warmest month is April, averaging a high of 29°C, and its coldest is August, with an average low of 24°C.
Cotonou is the largest city and seat of government of Benin. Its official population count was 679,012 in 2012; however, over two million people live in the larger urban area. The urban area continues to expand, notably toward the west. via Wikipedia
How today compares
Latest recorded day: 2026-07-24. Each reading placed on Cotonou, Littoral, Benin's own ±7-day seasonal distribution.
Cotonou average temperatures by month
Typical daily high and low, and average precipitation, for each month in Cotonou, Littoral, Benin, based on 1980–2026 records. The wettest month is June (8 mm on an average day).
| Month | Avg high | Avg low | Avg precip |
|---|---|---|---|
| January | 27°C | 26°C | 0 mm |
| February | 28°C | 27°C | 0 mm |
| March | 29°C | 27°C | 3 mm |
| April | 29°C | 27°C | 3 mm |
| May | 28°C | 27°C | 5 mm |
| June | 27°C | 26°C | 8 mm |
| July | 26°C | 25°C | 5 mm |
| August | 25°C | 24°C | 3 mm |
| September | 26°C | 25°C | 5 mm |
| October | 27°C | 26°C | 5 mm |
| November | 28°C | 27°C | 3 mm |
| December | 28°C | 27°C | 0 mm |
Each bar spans the 10th-percentile daily low to the 90th-percentile daily high (the range most days fall within), coloured cold → hot on a shared -23°C to 46°C scale, so the whole year's rhythm reads at a glance.
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Record extremes
- Hottest day on record: 32°C on 2026-04-01
- Coldest day on record: 22°C on 1998-08-27
Percentiles compare each day to Cotonou, Littoral, Benin's own history, so grades are relative to this location: a “Near Record” day here isn't the same temperature as elsewhere. How the grades work →