Average annual temperature is 12.6 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: -16.5 °C
Number of sunny days: 262 days
Number of rainy days: 86 days
Number of snow days: 17 days
Look at detailed online map of Chāllū
* Weather data for Chāllū 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) | 6.4 | 10.1 | 17.7 | 23.3 | 28.6 | 34.9 | 38.7 | 37.9 | 34.7 | 24.5 | 19.2 | 15.4 |
| Average daytime temperature (°C) | -0.3 | 1.1 | 13.6 | 18.1 | 23.0 | 29.7 | 34.3 | 33.3 | 29.4 | 21.3 | 14.9 | 10.6 |
| Average temperature (°C) | -4.3 | -3.6 | 7.5 | 11.1 | 15.9 | 22.1 | 26.6 | 25.8 | 21.5 | 14.5 | 8.4 | 4.5 |
| Average night temperature (°C) | -7.9 | -9.0 | 1.9 | 4.1 | 8.6 | 13.9 | 18.4 | 18.2 | 14.0 | 8.0 | 2.8 | -0.2 |
| Absolute minimum temperature (°C) | -16.3 | -16.5 | -1.8 | -3.8 | 1.9 | 9.6 | 15.6 | 13.8 | 9.0 | 4.8 | -3.4 | -3.4 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 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) | 6.6 | 9.1 | 8.7 | 10.6 | 12.0 | 13.0 | 12.8 | 11.9 | 11.2 | 9.5 | 8.2 | 7.8 |
| Precipitation (mm) | 57 | 19 | 76 | 31 | 46 | 13 | 0 | 0 | 0 | 8 | 29 | 17 |
| Sunny days | 18 | 21 | 12 | 17 | 11 | 26 | 31 | 31 | 30 | 21 | 24 | 20 |
| Rainy days | 5 | 1 | 19 | 12 | 20 | 4 | 0 | 0 | 0 | 10 | 6 | 9 |
| Snow days | 8 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Chāllū during the most sunny months:
The largest precipitation sum in Chāllū is at