Average annual temperature is 28.2 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: 15.8 °C
Number of sunny days: 228 days
Number of rainy days: 137 days
Look at detailed online map of Niandarou
* Weather data for Niandarou 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) | 37.1 | 38.8 | 40.8 | 40.7 | 40.1 | 36.0 | 34.2 | 31.5 | 33.2 | 35.2 | 36.1 | 35.9 |
| Average daytime temperature (°C) | 33.4 | 36.3 | 38.4 | 38.8 | 37.1 | 32.5 | 31.8 | 29.1 | 30.6 | 33.0 | 35.2 | 33.5 |
| Average temperature (°C) | 25.9 | 28.7 | 31.5 | 32.2 | 31.2 | 27.9 | 27.2 | 25.3 | 26.4 | 27.6 | 28.6 | 26.0 |
| Average night temperature (°C) | 19.2 | 21.9 | 25.1 | 26.3 | 26.2 | 24.1 | 23.6 | 22.6 | 22.9 | 23.0 | 22.5 | 19.1 |
| Absolute minimum temperature (°C) | 15.8 | 18.8 | 21.4 | 22.7 | 24.7 | 22.8 | 22.4 | 21.7 | 21.5 | 21.1 | 20.6 | 16.5 |
| 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) | 11.6 | 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 | 10.2 | 9.5 | 10.0 | 9.8 | 9.9 | 9.1 | 7.3 | 8.5 | 10.4 | 10.8 | 10.5 |
| Precipitation (mm) | 0 | 0 | 4 | 12 | 46 | 118 | 126 | 266 | 115 | 42 | 4 | 0 |
| Sunny days | 31 | 28 | 28 | 25 | 15 | 6 | 4 | 3 | 9 | 22 | 26 | 31 |
| Rainy days | 0 | 0 | 3 | 5 | 16 | 24 | 27 | 28 | 21 | 9 | 4 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Niandarou is at