Average annual temperature is 9.9 °C
Absolute maximum temperature: 30.8 °C
Absolute minimum temperature: -16.6 °C
Number of sunny days: 162 days
Number of rainy days: 182 days
Number of snow days: 21 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) | 8.0 | 11.1 | 18.0 | 22.5 | 26.5 | 25.1 | 30.8 | 27.1 | 27.0 | 23.0 | 18.1 | 16.8 |
| Average daytime temperature (°C) | 1.5 | 3.3 | 12.1 | 14.8 | 18.0 | 19.6 | 21.9 | 23.4 | 18.7 | 16.4 | 13.8 | 9.0 |
| Average temperature (°C) | -2.9 | -1.2 | 7.2 | 10.1 | 13.3 | 15.9 | 18.3 | 18.8 | 14.6 | 11.6 | 8.4 | 3.6 |
| Average night temperature (°C) | -6.3 | -5.6 | 2.3 | 4.9 | 8.4 | 11.9 | 14.2 | 14.1 | 10.4 | 7.4 | 4.7 | -0.3 |
| Absolute minimum temperature (°C) | -14.7 | -16.6 | -2.7 | -7.7 | 0.5 | 8.2 | 10.2 | 10.6 | 6.2 | 3.4 | -1.5 | -6.8 |
| 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 | 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 | 10.2 | 9.7 |
| 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) | 7.6 | 7.7 | 8.5 | 9.9 | 10.1 | 9.4 | 9.9 | 11.3 | 9.6 | 8.6 | 8.6 | 7.5 |
| Precipitation (mm) | 9 | 49 | 58 | 30 | 116 | 90 | 38 | 27 | 35 | 116 | 47 | 33 |
| Sunny days | 20 | 13 | 9 | 10 | 9 | 8 | 11 | 15 | 16 | 11 | 14 | 26 |
| Rainy days | 2 | 5 | 22 | 19 | 22 | 22 | 20 | 16 | 14 | 20 | 15 | 5 |
| Snow days | 9 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The largest precipitation sum in Chālū is at