Average annual temperature is 28.0 °C
Absolute maximum temperature: 41.2 °C
Absolute minimum temperature: 10.6 °C
Number of sunny days: 306 days
Number of rainy days: 59 days
Look at detailed online map of Harna
* Weather data for Harna Niger is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.4 | 36.9 | 40.1 | 41.0 | 41.2 | 41.0 | 38.5 | 36.7 | 38.5 | 38.8 | 36.7 | 34.3 |
| Average daytime temperature (°C) | 29.1 | 31.3 | 36.3 | 38.6 | 39.8 | 36.2 | 34.6 | 33.0 | 35.6 | 36.8 | 34.5 | 29.0 |
| Average temperature (°C) | 21.3 | 23.7 | 28.8 | 31.8 | 33.7 | 30.8 | 29.6 | 28.0 | 29.4 | 30.3 | 27.5 | 21.3 |
| Average night temperature (°C) | 13.9 | 16.5 | 21.0 | 23.9 | 26.5 | 25.4 | 24.8 | 23.8 | 24.0 | 23.8 | 20.6 | 14.2 |
| Absolute minimum temperature (°C) | 10.6 | 13.5 | 17.3 | 19.1 | 20.7 | 22.6 | 23.0 | 21.8 | 22.5 | 19.6 | 15.9 | 10.8 |
| 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) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| 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) | 10.5 | 10.8 | 10.0 | 10.7 | 10.8 | 10.0 | 10.1 | 9.3 | 10.6 | 10.2 | 10.0 | 10.4 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 40 | 9 | 69 | 26 | 4 | 1 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 30 | 19 | 21 | 12 | 17 | 28 | 28 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 1 | 11 | 10 | 19 | 13 | 3 | 2 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Harna is at