Average annual temperature is 26.1 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 16.7 °C
Number of sunny days: 184 days
Number of rainy days: 181 days
Look at detailed online map of Niaro
* Weather data for Niaro 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) | 34.7 | 36.7 | 37.6 | 36.9 | 36.2 | 32.2 | 31.8 | 30.5 | 34.0 | 35.3 | 35.5 | 34.4 |
| Average daytime temperature (°C) | 31.8 | 33.7 | 35.0 | 34.8 | 33.2 | 30.0 | 29.6 | 28.4 | 29.8 | 32.5 | 33.9 | 32.6 |
| Average temperature (°C) | 25.0 | 26.9 | 28.1 | 28.3 | 27.2 | 25.3 | 24.8 | 24.0 | 24.7 | 26.3 | 27.4 | 25.5 |
| Average night temperature (°C) | 19.8 | 21.4 | 22.8 | 23.5 | 23.3 | 22.1 | 21.8 | 21.5 | 21.4 | 22.0 | 22.6 | 20.5 |
| Absolute minimum temperature (°C) | 16.7 | 18.0 | 20.6 | 22.0 | 21.9 | 20.7 | 20.6 | 20.6 | 20.4 | 20.7 | 21.1 | 17.7 |
| 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 | 11.7 | 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 | 9.4 | 9.4 | 9.5 | 8.8 | 8.6 | 7.0 | 7.8 | 9.7 | 10.5 | 10.4 |
| Precipitation (mm) | 0 | 0 | 33 | 44 | 107 | 142 | 169 | 271 | 154 | 88 | 9 | 0 |
| Sunny days | 31 | 28 | 25 | 14 | 9 | 2 | 1 | 0 | 3 | 16 | 24 | 31 |
| Rainy days | 0 | 0 | 6 | 16 | 22 | 28 | 30 | 31 | 27 | 15 | 6 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Niaro is at