Average annual temperature is 10.2 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: -20.5 °C
Number of sunny days: 160 days
Number of rainy days: 188 days
Number of snow days: 17 days
Look at detailed online map of Chālū
* Weather data for Chālū 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) | 9.8 | 13.2 | 19.6 | 24.5 | 28.7 | 28.3 | 32.4 | 31.5 | 28.7 | 24.2 | 18.9 | 17.8 |
| Average daytime temperature (°C) | 2.7 | 4.8 | 13.8 | 16.9 | 20.4 | 21.3 | 23.4 | 25.5 | 20.7 | 17.8 | 14.4 | 9.8 |
| Average temperature (°C) | -2.7 | -1.1 | 7.4 | 10.8 | 14.3 | 16.5 | 18.9 | 19.6 | 15.3 | 11.6 | 7.7 | 3.1 |
| Average night temperature (°C) | -7.3 | -7.2 | 0.9 | 4.0 | 8.0 | 11.7 | 14.3 | 13.5 | 10.0 | 6.1 | 2.6 | -1.7 |
| Absolute minimum temperature (°C) | -14.1 | -20.5 | -3.3 | -3.8 | -0.5 | 8.7 | 11.8 | 8.1 | 5.5 | 3.5 | -2.1 | -5.0 |
| 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 | 14.4 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.4 | 7.7 | 8.4 | 10.0 | 10.1 | 9.0 | 9.6 | 11.3 | 9.4 | 8.4 | 8.3 | 7.5 |
| Precipitation (mm) | 13 | 54 | 76 | 29 | 91 | 104 | 43 | 28 | 58 | 156 | 60 | 37 |
| Sunny days | 21 | 13 | 11 | 12 | 8 | 5 | 12 | 14 | 12 | 11 | 16 | 25 |
| Rainy days | 2 | 7 | 20 | 18 | 23 | 25 | 19 | 17 | 18 | 20 | 14 | 5 |
| Snow days | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Chālū during the most sunny months:
The largest precipitation sum in Chālū is at