Average annual temperature is 9.5 °C
Absolute maximum temperature: 31.1 °C
Absolute minimum temperature: -18.6 °C
Number of sunny days: 156 days
Number of rainy days: 177 days
Number of snow days: 32 days
Look at detailed online map of Chāshm
* Weather data for Chāshm 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) | 6.7 | 6.0 | 16.1 | 20.4 | 26.4 | 28.1 | 31.1 | 30.0 | 27.9 | 22.2 | 17.4 | 16.8 |
| Average daytime temperature (°C) | -0.3 | 0.3 | 10.3 | 14.6 | 18.8 | 21.3 | 23.4 | 24.0 | 20.4 | 16.7 | 13.3 | 8.9 |
| Average temperature (°C) | -5.0 | -3.1 | 5.4 | 9.7 | 13.8 | 16.6 | 19.3 | 19.2 | 15.6 | 11.3 | 7.5 | 3.6 |
| Average night temperature (°C) | -11.1 | -7.9 | 0.0 | 4.2 | 8.0 | 11.7 | 14.7 | 14.5 | 11.0 | 5.9 | 2.6 | -0.9 |
| Absolute minimum temperature (°C) | -18.6 | -17.7 | -9.6 | -4.5 | -1.6 | 8.6 | 11.9 | 9.7 | 5.8 | 2.3 | -1.3 | -5.9 |
| 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 | 14.6 | 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) | 7.5 | 8.4 | 8.3 | 11.3 | 10.8 | 11.6 | 11.9 | 11.6 | 10.4 | 9.2 | 8.7 | 7.7 |
| Precipitation (mm) | 14 | 47 | 59 | 32 | 65 | 72 | 39 | 35 | 42 | 56 | 18 | 12 |
| Sunny days | 17 | 18 | 9 | 11 | 7 | 5 | 10 | 14 | 10 | 12 | 17 | 26 |
| Rainy days | 0 | 1 | 20 | 15 | 23 | 25 | 21 | 17 | 20 | 19 | 12 | 4 |
| Snow days | 14 | 9 | 2 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The largest precipitation sum in Chāshm is at