Average annual temperature is 30.2 °C
Absolute maximum temperature: 43.3 °C
Absolute minimum temperature: 12.3 °C
Number of sunny days: 309 days
Number of rainy days: 56 days
Look at detailed online map of Gao
* Weather data for Gao 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) | 36.7 | 38.8 | 41.1 | 42.5 | 43.3 | 42.7 | 40.6 | 38.5 | 42.3 | 40.5 | 38.6 | 37.5 |
| Average daytime temperature (°C) | 31.6 | 35.1 | 38.9 | 40.4 | 41.4 | 38.6 | 36.3 | 34.5 | 37.3 | 38.9 | 37.1 | 31.8 |
| Average temperature (°C) | 23.5 | 27.0 | 31.3 | 33.5 | 35.6 | 33.4 | 31.3 | 29.4 | 31.5 | 32.3 | 29.6 | 23.6 |
| Average night temperature (°C) | 15.8 | 19.3 | 23.3 | 25.7 | 29.2 | 28.3 | 26.3 | 24.9 | 26.0 | 24.5 | 21.4 | 15.7 |
| Absolute minimum temperature (°C) | 13.3 | 16.6 | 19.2 | 21.1 | 24.6 | 24.0 | 24.1 | 22.5 | 23.9 | 20.4 | 18.8 | 12.3 |
| 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) | 11.4 | 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) | 10.0 | 10.1 | 9.9 | 10.5 | 10.6 | 10.2 | 9.6 | 9.4 | 10.3 | 10.4 | 10.5 | 10.2 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 21 | 27 | 100 | 21 | 0 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 30 | 30 | 22 | 19 | 9 | 18 | 30 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 0 | 1 | 8 | 12 | 22 | 12 | 1 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gao is at