Average annual temperature is 26.7 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 16.8 °C
Number of sunny days: 177 days
Number of rainy days: 188 days
Look at detailed online map of Sinou
* Weather data for Sinou 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) | 36.1 | 37.8 | 38.4 | 37.9 | 36.4 | 34.3 | 33.4 | 31.8 | 35.0 | 35.3 | 36.2 | 36.0 |
| Average daytime temperature (°C) | 34.0 | 36.2 | 36.1 | 35.5 | 34.2 | 31.1 | 30.6 | 29.6 | 30.8 | 32.9 | 34.7 | 34.4 |
| Average temperature (°C) | 26.0 | 28.1 | 28.6 | 28.6 | 27.7 | 25.7 | 25.3 | 24.7 | 25.2 | 26.5 | 27.7 | 26.2 |
| Average night temperature (°C) | 19.5 | 21.5 | 23.3 | 23.8 | 23.4 | 22.4 | 22.2 | 21.8 | 21.8 | 22.2 | 22.0 | 19.4 |
| Absolute minimum temperature (°C) | 16.8 | 19.2 | 21.2 | 22.4 | 22.1 | 21.7 | 21.3 | 21.1 | 20.5 | 21.0 | 19.8 | 17.5 |
| 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 | 12.7 | 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) | 10.0 | 9.9 | 8.9 | 8.9 | 9.4 | 8.2 | 7.8 | 6.8 | 8.0 | 9.1 | 10.6 | 10.5 |
| Precipitation (mm) | 0 | 0 | 35 | 36 | 74 | 156 | 169 | 208 | 144 | 70 | 3 | 0 |
| Sunny days | 31 | 27 | 17 | 16 | 10 | 4 | 0 | 1 | 2 | 14 | 24 | 31 |
| Rainy days | 0 | 1 | 14 | 14 | 21 | 26 | 31 | 30 | 28 | 17 | 6 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sinou is at