Average annual temperature is 26.2 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 15.7 °C
Number of sunny days: 215 days
Number of rainy days: 150 days
Look at detailed online map of Ouroumossi
* Weather data for Ouroumossi 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) | 34.8 | 35.9 | 37.5 | 36.5 | 37.1 | 35.0 | 32.9 | 31.9 | 34.5 | 35.1 | 34.9 | 33.7 |
| Average daytime temperature (°C) | 31.5 | 33.3 | 35.1 | 35.1 | 34.4 | 31.7 | 30.5 | 29.0 | 30.8 | 32.9 | 33.5 | 31.8 |
| Average temperature (°C) | 24.2 | 26.2 | 28.3 | 28.6 | 28.2 | 25.8 | 25.3 | 24.3 | 25.1 | 26.6 | 27.2 | 24.6 |
| Average night temperature (°C) | 18.3 | 20.0 | 22.7 | 23.5 | 23.6 | 22.2 | 21.9 | 21.4 | 21.5 | 22.0 | 21.8 | 19.0 |
| Absolute minimum temperature (°C) | 15.7 | 16.9 | 20.0 | 21.6 | 22.1 | 21.3 | 21.2 | 20.6 | 20.4 | 20.7 | 19.5 | 16.1 |
| 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) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 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) | 10.1 | 9.9 | 9.2 | 9.5 | 9.8 | 8.8 | 8.9 | 7.3 | 8.4 | 9.7 | 10.7 | 10.6 |
| Precipitation (mm) | 0 | 0 | 19 | 37 | 47 | 113 | 150 | 176 | 118 | 49 | 1 | 0 |
| Sunny days | 31 | 28 | 26 | 24 | 17 | 1 | 4 | 2 | 5 | 19 | 27 | 31 |
| Rainy days | 0 | 0 | 5 | 6 | 14 | 29 | 27 | 29 | 25 | 12 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ouroumossi is at