Average annual temperature is 18.1 °C
Absolute maximum temperature: 46.7 °C
Absolute minimum temperature: -1.8 °C
Number of sunny days: 240 days
Number of rainy days: 125 days
Look at detailed online map of Sillī
* Weather data for Sillī Syria is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.5 | 23.7 | 24.1 | 29.8 | 34.9 | 35.0 | 38.1 | 46.7 | 36.8 | 31.4 | 29.8 | 19.1 |
| Average daytime temperature (°C) | 13.0 | 13.1 | 18.9 | 21.9 | 26.9 | 30.1 | 34.8 | 35.2 | 32.4 | 27.9 | 22.0 | 16.3 |
| Average temperature (°C) | 7.6 | 7.4 | 13.3 | 15.8 | 20.4 | 24.0 | 27.8 | 28.2 | 24.8 | 21.2 | 15.6 | 10.9 |
| Average night temperature (°C) | 3.4 | 2.4 | 8.5 | 10.4 | 14.0 | 18.2 | 21.0 | 22.5 | 18.2 | 15.8 | 10.6 | 6.6 |
| Absolute minimum temperature (°C) | 0.3 | -1.8 | 4.2 | 5.6 | 8.3 | 14.0 | 18.1 | 20.0 | 14.9 | 12.6 | 4.1 | 1.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.7 | 8.3 | 9.2 | 10.4 | 12.3 | 12.9 | 13.1 | 12.3 | 11.1 | 9.8 | 8.4 | 7.0 |
| Precipitation (mm) | 70 | 128 | 37 | 28 | 17 | 2 | 0 | 1 | 3 | 20 | 84 | 70 |
| Sunny days | 17 | 18 | 16 | 14 | 14 | 24 | 29 | 28 | 24 | 18 | 20 | 18 |
| Rainy days | 14 | 10 | 15 | 16 | 17 | 6 | 2 | 3 | 6 | 13 | 10 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sillī during the most sunny months:
The largest precipitation sum in Sillī is at