Cotonou weather in April
April in Cotonou: sweltering, a little rain, with clean air — a good time to visit.
#4 of 12 months in Cotonou · #504 of 604 destinations to visit in April · comfort 66/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Cotonou climate normals — April
| Daytime high | 30°C / 87°F | 🔥 sweltering |
|---|---|---|
| Nighttime low | 27°C / 80°F | |
| Feels like (high) | 36°C / 97°F | |
| Rainfall | 71 mm / 2.8 in | 🌦 some rain |
| Rainy days | 13 days | |
| Humidity | 81% | 💦 very humid |
| Dew point | 25°C / 76°F | |
| Sunshine | 10.3 h/day | |
| Daylight | 12.3 h | |
| Wind | 17 km/h / 11 mph | |
| Air quality (US AQI) | 50 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Where is Cotonou?
Loading map…
Cotonou in April — FAQ
- Is April a good time to visit Cotonou?
- April in Cotonou: sweltering, a little rain, with clean air — a good time to visit. It ranks #4 of 12 months for Cotonou on SeasonMap's comfort score (66/100).
- What is the weather like in Cotonou in April?
- In April, Cotonou averages a daily high of 30.4°C and a low of 26.9°C, with about 70.9 mm of rain over roughly 13.2 rainy days.
- What is the air quality in Cotonou in April?
- Cotonou has a mean US Air Quality Index of about 50 in April.