Average annual temperature is 26.8 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 14.8 °C
Number of sunny days: 203 days
Number of rainy days: 162 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) | 35.3 | 37.6 | 39.6 | 39.4 | 38.2 | 34.2 | 34.1 | 32.7 | 34.6 | 35.4 | 35.4 | 35.7 |
| Average daytime temperature (°C) | 32.4 | 34.8 | 37.0 | 37.3 | 35.3 | 31.6 | 31.5 | 29.4 | 30.9 | 33.0 | 34.6 | 32.8 |
| Average temperature (°C) | 24.4 | 26.7 | 29.4 | 30.3 | 28.9 | 26.5 | 26.0 | 24.7 | 25.6 | 26.8 | 27.6 | 24.8 |
| Average night temperature (°C) | 17.6 | 19.7 | 23.2 | 24.6 | 24.3 | 22.8 | 22.5 | 21.8 | 22.1 | 22.1 | 21.5 | 17.9 |
| Absolute minimum temperature (°C) | 14.8 | 17.4 | 20.3 | 23.0 | 23.0 | 21.4 | 21.3 | 20.7 | 20.7 | 20.6 | 18.9 | 15.4 |
| 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 | 10.0 | 9.4 | 10.2 | 9.9 | 9.0 | 9.2 | 7.1 | 8.4 | 9.9 | 10.6 | 10.5 |
| Precipitation (mm) | 0 | 0 | 10 | 34 | 49 | 137 | 143 | 294 | 141 | 65 | 2 | 0 |
| Sunny days | 31 | 28 | 24 | 23 | 12 | 2 | 5 | 3 | 3 | 16 | 25 | 31 |
| Rainy days | 0 | 0 | 7 | 7 | 19 | 28 | 26 | 28 | 27 | 15 | 5 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Niaro is at