Average annual temperature is 24.2 °C
Absolute maximum temperature: 44.2 °C
Absolute minimum temperature: 2.7 °C
Number of sunny days: 299 days
Number of rainy days: 66 days
Look at detailed online map of As Silayyil
* Weather data for As Silayyil 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) | 25.8 | 26.6 | 30.5 | 32.5 | 39.9 | 41.9 | 44.2 | 43.5 | 42.4 | 39.4 | 30.3 | 27.2 |
| Average daytime temperature (°C) | 16.5 | 19.4 | 24.5 | 27.3 | 34.9 | 38.8 | 41.5 | 41.4 | 40.1 | 34.1 | 25.5 | 22.0 |
| Average temperature (°C) | 11.4 | 13.0 | 18.3 | 21.0 | 28.0 | 32.2 | 34.8 | 34.9 | 33.3 | 27.4 | 19.3 | 15.9 |
| Average night temperature (°C) | 6.9 | 7.0 | 12.1 | 14.8 | 20.6 | 24.6 | 27.0 | 27.2 | 25.5 | 20.7 | 13.5 | 10.4 |
| Absolute minimum temperature (°C) | 2.7 | 2.8 | 7.3 | 5.6 | 14.7 | 20.7 | 24.8 | 23.0 | 22.9 | 15.6 | 8.3 | 5.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.8 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.5 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.3 | 9.4 | 10.2 | 10.5 | 11.3 | 11.9 | 12.2 | 11.3 | 10.2 | 9.4 | 9.7 | 8.7 |
| Precipitation (mm) | 35 | 0 | 29 | 63 | 14 | 2 | 0 | 0 | 0 | 5 | 21 | 30 |
| Sunny days | 17 | 27 | 23 | 20 | 27 | 27 | 31 | 31 | 30 | 24 | 19 | 23 |
| Rainy days | 14 | 1 | 8 | 10 | 4 | 3 | 0 | 0 | 0 | 7 | 11 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in As Silayyil is at