Average annual temperature is 18.2 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: -14.6 °C
Number of sunny days: 316 days
Number of rainy days: 46 days
Number of snow days: 3 days
Look at detailed online map of Darreh Vālī
* Weather data for Darreh Vālī 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) | 15.5 | 25.6 | 27.2 | 31.5 | 33.7 | 40.8 | 40.5 | 38.4 | 38.4 | 33.6 | 23.2 | 20.0 |
| Average daytime temperature (°C) | 6.4 | 16.0 | 21.6 | 26.2 | 30.0 | 34.9 | 34.5 | 32.3 | 28.6 | 25.6 | 18.8 | 15.2 |
| Average temperature (°C) | 1.2 | 9.7 | 15.5 | 20.1 | 23.8 | 29.0 | 28.7 | 26.3 | 21.9 | 19.3 | 13.0 | 9.0 |
| Average night temperature (°C) | -3.8 | 3.4 | 9.0 | 12.5 | 16.1 | 21.1 | 22.0 | 19.5 | 14.6 | 12.4 | 7.3 | 3.5 |
| Absolute minimum temperature (°C) | -14.6 | -6.2 | 3.8 | 4.4 | 6.6 | 16.8 | 19.0 | 13.2 | 7.9 | 7.3 | 1.4 | -0.8 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 8.3 | 8.7 | 9.6 | 11.2 | 11.4 | 12.1 | 12.5 | 12.0 | 11.5 | 10.2 | 8.8 | 8.7 |
| Precipitation (mm) | 26 | 8 | 17 | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 18 | 3 |
| Sunny days | 22 | 15 | 21 | 28 | 27 | 29 | 31 | 31 | 30 | 30 | 22 | 30 |
| Rainy days | 6 | 13 | 10 | 2 | 4 | 1 | 0 | 0 | 0 | 1 | 8 | 1 |
| Snow days | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Darreh Vālī is at