Average annual temperature is 26.7 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 17.0 °C
Number of sunny days: 169 days
Number of rainy days: 196 days
Look at detailed online map of Soumou
* Weather data for Soumou Benin is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 36.5 | 38.4 | 37.9 | 38.0 | 36.0 | 34.2 | 33.7 | 32.0 | 35.2 | 35.5 | 36.5 | 36.2 |
| Average daytime temperature (°C) | 34.5 | 36.5 | 36.0 | 35.4 | 34.0 | 31.1 | 30.6 | 29.8 | 30.9 | 33.1 | 34.9 | 35.1 |
| Average temperature (°C) | 26.2 | 28.2 | 28.4 | 28.5 | 27.6 | 25.7 | 25.3 | 24.7 | 25.2 | 26.4 | 27.7 | 26.6 |
| Average night temperature (°C) | 19.6 | 21.5 | 23.1 | 23.7 | 23.4 | 22.3 | 22.1 | 21.8 | 21.7 | 22.1 | 22.0 | 19.5 |
| Absolute minimum temperature (°C) | 17.0 | 19.3 | 21.5 | 22.7 | 21.8 | 21.5 | 21.5 | 21.2 | 20.4 | 21.0 | 20.5 | 17.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.7 | 11.8 | 12.1 | 12.3 | 12.5 | 12.6 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.0 | 9.9 | 8.6 | 8.8 | 9.1 | 7.8 | 7.7 | 6.5 | 7.6 | 8.9 | 10.5 | 10.5 |
| Precipitation (mm) | 0 | 0 | 57 | 34 | 104 | 135 | 172 | 224 | 137 | 100 | 10 | 0 |
| Sunny days | 30 | 27 | 16 | 17 | 9 | 3 | 1 | 0 | 1 | 11 | 23 | 31 |
| Rainy days | 1 | 1 | 15 | 13 | 22 | 27 | 30 | 31 | 29 | 20 | 7 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Soumou is at