Average annual temperature is 29.3 °C
Absolute maximum temperature: 42.3 °C
Absolute minimum temperature: 16.8 °C
Number of sunny days: 218 days
Number of rainy days: 147 days
Look at detailed online map of Niéhon
* Weather data for Niéhon 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) | 39.1 | 40.2 | 42.1 | 42.3 | 40.7 | 36.7 | 35.3 | 33.4 | 35.5 | 37.7 | 39.0 | 38.9 |
| Average daytime temperature (°C) | 35.7 | 38.2 | 39.3 | 39.5 | 36.8 | 33.8 | 32.5 | 30.2 | 31.4 | 33.9 | 37.1 | 36.2 |
| Average temperature (°C) | 27.3 | 30.1 | 32.3 | 33.2 | 31.4 | 29.3 | 27.9 | 26.3 | 27.2 | 28.6 | 30.4 | 27.9 |
| Average night temperature (°C) | 19.8 | 22.6 | 25.6 | 27.6 | 26.7 | 25.3 | 24.4 | 23.6 | 23.7 | 24.1 | 24.0 | 20.3 |
| Absolute minimum temperature (°C) | 16.8 | 20.7 | 20.9 | 23.7 | 24.6 | 23.0 | 23.1 | 22.4 | 22.2 | 21.7 | 21.0 | 18.3 |
| 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 | 12.8 | 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 | 10.1 | 9.6 | 9.8 | 10.0 | 9.9 | 8.9 | 7.5 | 9.0 | 9.8 | 10.6 | 10.2 |
| Precipitation (mm) | 0 | 0 | 4 | 10 | 29 | 94 | 173 | 232 | 101 | 27 | 2 | 0 |
| Sunny days | 31 | 28 | 26 | 22 | 17 | 8 | 4 | 1 | 7 | 18 | 25 | 31 |
| Rainy days | 0 | 0 | 5 | 8 | 14 | 22 | 27 | 30 | 23 | 13 | 5 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Niéhon is at