Average annual temperature is 15.5 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -5.3 °C
Number of sunny days: 225 days
Number of rainy days: 131 days
Number of snow days: 9 days
Look at detailed online map of Sūmā
* Weather data for Sūmā 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) | 14.6 | 19.4 | 27.5 | 26.4 | 30.0 | 32.6 | 35.6 | 37.4 | 34.3 | 28.1 | 25.4 | 20.9 |
| Average daytime temperature (°C) | 6.5 | 9.1 | 17.0 | 19.9 | 22.8 | 29.0 | 31.9 | 33.8 | 24.5 | 21.5 | 18.5 | 13.1 |
| Average temperature (°C) | 2.4 | 4.2 | 11.5 | 14.2 | 18.0 | 23.4 | 26.1 | 27.4 | 20.1 | 16.3 | 13.2 | 8.2 |
| Average night temperature (°C) | -1.1 | 0.0 | 6.8 | 9.1 | 13.4 | 18.1 | 20.9 | 21.6 | 16.4 | 12.1 | 8.4 | 4.0 |
| Absolute minimum temperature (°C) | -5.3 | -3.5 | 2.5 | 1.5 | 7.7 | 15.2 | 17.4 | 17.3 | 12.5 | 8.8 | 2.1 | 0.3 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 6.3 | 7.7 | 7.9 | 9.7 | 10.1 | 12.3 | 11.3 | 10.9 | 7.5 | 8.4 | 7.7 | 6.4 |
| Precipitation (mm) | 16 | 13 | 58 | 31 | 90 | 35 | 18 | 45 | 53 | 44 | 8 | 34 |
| Sunny days | 19 | 20 | 21 | 11 | 12 | 16 | 24 | 26 | 13 | 19 | 23 | 21 |
| Rainy days | 6 | 5 | 10 | 19 | 19 | 14 | 7 | 5 | 17 | 12 | 7 | 10 |
| Snow days | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sūmā during the most sunny months:
The largest precipitation sum in Sūmā is at