Average annual temperature is 26.2 °C
Absolute maximum temperature: 43.8 °C
Absolute minimum temperature: 11.9 °C
Number of sunny days: 325 days
Number of rainy days: 40 days
Look at detailed online map of Riyad
* Weather data for Riyad Mauritania is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.0 | 34.0 | 40.0 | 41.0 | 43.8 | 42.2 | 41.9 | 38.8 | 42.1 | 41.4 | 40.9 | 35.0 |
| Average daytime temperature (°C) | 29.1 | 28.5 | 33.9 | 30.5 | 33.2 | 32.3 | 31.4 | 31.5 | 35.2 | 34.4 | 35.2 | 30.4 |
| Average temperature (°C) | 22.3 | 22.1 | 25.8 | 24.5 | 26.2 | 26.7 | 27.9 | 28.2 | 30.4 | 29.3 | 27.5 | 23.4 |
| Average night temperature (°C) | 16.4 | 17.2 | 20.0 | 20.1 | 22.1 | 23.4 | 25.2 | 25.5 | 26.9 | 25.1 | 20.7 | 17.2 |
| Absolute minimum temperature (°C) | 11.9 | 14.6 | 15.5 | 16.5 | 19.4 | 20.0 | 22.4 | 21.8 | 24.5 | 21.9 | 15.2 | 12.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.9 | 9.3 | 10.8 | 11.1 | 11.2 | 11.0 | 10.4 | 10.1 | 9.9 | 10.0 | 9.9 | 9.8 |
| Precipitation (mm) | 0 | 2 | 0 | 1 | 8 | 0 | 87 | 29 | 21 | 0 | 0 | 0 |
| Sunny days | 30 | 26 | 31 | 26 | 30 | 29 | 13 | 21 | 27 | 31 | 30 | 31 |
| Rainy days | 1 | 2 | 0 | 4 | 1 | 1 | 18 | 10 | 3 | 0 | 0 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Riyad is at