Average annual temperature is 27.8 °C
Absolute maximum temperature: 51.1 °C
Absolute minimum temperature: -1.8 °C
Number of sunny days: 346 days
Number of rainy days: 19 days
Look at detailed online map of Sūmūn
* Weather data for Sūmūn Iran is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 21.8 | 28.0 | 34.9 | 39.1 | 42.8 | 50.3 | 51.1 | 46.8 | 45.6 | 39.8 | 31.6 | 24.5 |
| Average daytime temperature (°C) | 14.5 | 22.6 | 30.3 | 34.7 | 39.6 | 45.9 | 45.8 | 43.3 | 40.9 | 34.8 | 26.6 | 21.0 |
| Average temperature (°C) | 9.5 | 17.0 | 24.5 | 28.9 | 34.0 | 40.1 | 39.6 | 37.4 | 34.6 | 29.3 | 21.7 | 16.0 |
| Average night temperature (°C) | 4.2 | 10.9 | 17.9 | 21.8 | 27.1 | 32.8 | 32.4 | 30.5 | 27.3 | 23.0 | 15.9 | 10.5 |
| Absolute minimum temperature (°C) | -1.8 | 3.6 | 11.7 | 16.0 | 21.3 | 29.6 | 28.0 | 25.3 | 20.0 | 19.5 | 11.1 | 6.7 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.3 | 11.4 | 10.6 | 10.2 |
| 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) | 8.3 | 9.0 | 10.4 | 11.2 | 11.1 | 11.4 | 12.2 | 11.9 | 11.0 | 10.0 | 9.2 | 9.1 |
| Precipitation (mm) | 15 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
| Sunny days | 26 | 24 | 27 | 29 | 30 | 29 | 31 | 31 | 30 | 31 | 27 | 31 |
| Rainy days | 5 | 4 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 3 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sūmūn is at