Average annual temperature is 27.8 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 16.1 °C
Number of sunny days: 225 days
Number of rainy days: 140 days
Look at detailed online map of Sinassénou
* Weather data for Sinassénou 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) | 36.9 | 38.5 | 40.2 | 40.3 | 39.1 | 35.4 | 33.8 | 32.1 | 32.9 | 35.5 | 36.0 | 35.6 |
| Average daytime temperature (°C) | 33.5 | 36.1 | 37.7 | 38.1 | 36.3 | 32.1 | 31.7 | 29.1 | 30.3 | 32.6 | 34.8 | 33.3 |
| Average temperature (°C) | 25.9 | 28.5 | 30.7 | 31.5 | 30.4 | 27.3 | 26.7 | 25.2 | 26.0 | 27.3 | 28.3 | 25.8 |
| Average night temperature (°C) | 19.4 | 21.7 | 24.5 | 25.5 | 25.5 | 23.6 | 23.2 | 22.4 | 22.6 | 22.8 | 22.4 | 19.5 |
| Absolute minimum temperature (°C) | 16.1 | 18.9 | 20.8 | 22.9 | 23.7 | 22.4 | 22.1 | 21.4 | 21.5 | 20.8 | 20.8 | 16.9 |
| 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 | 12.4 | 12.6 | 12.7 | 12.7 | 12.5 | 12.2 | 11.9 | 11.6 | 11.5 |
| 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 | 9.3 | 9.9 | 10.1 | 9.3 | 9.1 | 7.7 | 8.3 | 9.8 | 10.7 | 10.5 |
| Precipitation (mm) | 0 | 0 | 4 | 8 | 27 | 96 | 115 | 225 | 149 | 43 | 1 | 0 |
| Sunny days | 31 | 28 | 27 | 25 | 14 | 5 | 7 | 4 | 5 | 21 | 27 | 31 |
| Rainy days | 0 | 0 | 4 | 5 | 17 | 25 | 24 | 27 | 25 | 10 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sinassénou is at