Benin City is warmest in February, averaging 31° by day and 23° at night. The wettest month is September with 309 mm, and the year brings about 1855 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 30° | 20° | 25 mm | 11.7 h | Beach weather |
| February | 31° | 23° | 20 mm | 11.8 h | Beach weather |
| March | 30° | 24° | 96 mm | 12.0 h | Beach weather |
| April | 30° | 24° | 159 mm | 12.1 h | Mild |
| May | 29° | 24° | 152 mm | 12.3 h | Mild |
| June | 28° | 23° | 288 mm | 12.4 h | Rainy season |
| July | 28° | 22° | 264 mm | 12.3 h | Rainy season |
| August | 28° | 22° | 202 mm | 12.2 h | Rainy season |
| September | 28° | 23° | 309 mm | 12.0 h | Rainy season |
| October | 29° | 23° | 195 mm | 11.9 h | Rainy season |
| November | 30° | 23° | 126 mm | 11.7 h | Mild |
| December | 30° | 20° | 19 mm | 11.6 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, February, March and December — highs around 30°, nights no colder than 20°, and at most 96 mm of rain in a month.
Wet season: June, July, August, September and October — up to 309 mm in a single month.