Average annual temperature is 29.7 °C
Absolute maximum temperature: 43.1 °C
Absolute minimum temperature: 14.2 °C
Number of sunny days: 311 days
Number of rainy days: 54 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) | 36.9 | 38.6 | 41.6 | 42.6 | 43.1 | 41.0 | 38.7 | 36.5 | 40.4 | 40.6 | 38.3 | 36.8 |
| Average daytime temperature (°C) | 31.7 | 34.7 | 38.5 | 39.9 | 40.4 | 37.7 | 35.7 | 33.3 | 35.4 | 38.2 | 36.7 | 31.8 |
| Average temperature (°C) | 23.8 | 26.8 | 31.1 | 33.3 | 34.7 | 32.5 | 30.7 | 28.7 | 30.1 | 31.6 | 29.5 | 23.9 |
| Average night temperature (°C) | 16.9 | 19.8 | 24.3 | 26.8 | 29.0 | 27.6 | 26.0 | 24.8 | 25.6 | 25.1 | 22.7 | 17.2 |
| Absolute minimum temperature (°C) | 14.5 | 16.6 | 21.0 | 23.2 | 24.2 | 24.7 | 24.1 | 22.9 | 23.8 | 21.7 | 19.5 | 14.2 |
| 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) | 10.1 | 10.1 | 10.0 | 10.7 | 10.3 | 10.7 | 10.2 | 9.1 | 10.0 | 10.6 | 10.5 | 10.4 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 17 | 61 | 67 | 18 | 0 | 0 | 0 |
| Sunny days | 31 | 28 | 31 | 29 | 31 | 22 | 17 | 12 | 18 | 31 | 30 | 31 |
| Rainy days | 0 | 0 | 0 | 1 | 0 | 8 | 14 | 19 | 12 | 0 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gao is at