Average annual temperature is 21.7 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 2.8 °C
Number of sunny days: 298 days
Number of rainy days: 67 days
Look at detailed online map of Najd Suwaydān
* Weather data for Najd Suwaydān Saudi Arabia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.3 | 29.4 | 28.8 | 29.9 | 32.1 | 35.5 | 35.5 | 35.0 | 33.0 | 29.5 | 27.5 | 27.1 |
| Average daytime temperature (°C) | 22.2 | 26.1 | 25.2 | 26.7 | 28.9 | 32.0 | 34.2 | 33.3 | 31.3 | 26.1 | 23.9 | 21.7 |
| Average temperature (°C) | 15.1 | 18.6 | 18.7 | 20.2 | 23.3 | 26.7 | 28.9 | 28.0 | 26.2 | 21.1 | 18.7 | 15.0 |
| Average night temperature (°C) | 9.0 | 11.7 | 12.9 | 13.9 | 17.7 | 20.4 | 22.5 | 22.0 | 20.3 | 15.4 | 13.7 | 9.1 |
| Absolute minimum temperature (°C) | 6.1 | 6.1 | 6.3 | 10.5 | 15.3 | 15.2 | 20.4 | 20.2 | 16.9 | 13.4 | 11.6 | 2.8 |
| 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 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.0 |
| 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) | 9.8 | 10.7 | 10.4 | 11.1 | 10.4 | 11.2 | 10.3 | 10.5 | 10.6 | 10.0 | 9.9 | 10.0 |
| Precipitation (mm) | 2 | 2 | 20 | 34 | 35 | 2 | 0 | 4 | 0 | 3 | 1 | 0 |
| Sunny days | 27 | 25 | 19 | 8 | 18 | 28 | 31 | 28 | 30 | 26 | 27 | 31 |
| Rainy days | 4 | 3 | 12 | 22 | 13 | 2 | 0 | 3 | 0 | 5 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Najd Suwaydān is at