Average annual temperature is 20.5 °C
Absolute maximum temperature: 47.3 °C
Absolute minimum temperature: -3.1 °C
Number of sunny days: 288 days
Number of rainy days: 77 days
Look at detailed online map of Sumayḩān
* Weather data for Sumayḩān 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) | 17.1 | 24.2 | 24.6 | 30.0 | 35.3 | 41.9 | 44.8 | 47.3 | 42.4 | 31.5 | 29.9 | 19.9 |
| Average daytime temperature (°C) | 14.1 | 13.4 | 20.4 | 23.6 | 30.6 | 37.0 | 42.1 | 43.0 | 37.4 | 29.0 | 21.0 | 15.6 |
| Average temperature (°C) | 6.8 | 7.0 | 14.7 | 17.0 | 23.6 | 30.3 | 34.9 | 35.2 | 29.6 | 21.9 | 15.1 | 9.8 |
| Average night temperature (°C) | 1.1 | 1.4 | 9.2 | 10.8 | 16.4 | 22.5 | 26.4 | 26.7 | 21.5 | 15.7 | 10.2 | 5.5 |
| Absolute minimum temperature (°C) | -2.3 | -3.1 | 3.7 | 1.4 | 9.2 | 17.7 | 23.5 | 23.4 | 17.8 | 13.2 | 1.5 | 1.3 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.6 | 7.6 | 8.4 | 9.7 | 11.6 | 12.9 | 13.0 | 12.3 | 11.3 | 9.6 | 7.7 | 6.4 |
| Precipitation (mm) | 23 | 59 | 126 | 48 | 17 | 0 | 0 | 1 | 0 | 3 | 94 | 56 |
| Sunny days | 27 | 21 | 11 | 19 | 23 | 30 | 31 | 30 | 30 | 26 | 19 | 21 |
| Rainy days | 4 | 7 | 20 | 11 | 8 | 0 | 0 | 1 | 0 | 5 | 11 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sumayḩān during the most sunny months:
The largest precipitation sum in Sumayḩān is at