Average annual temperature is 12.6 °C
Absolute maximum temperature: 32.4 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 171 days
Number of rainy days: 184 days
Number of snow days: 10 days
Look at detailed online map of Dehī
* Weather data for Dehī 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) | 11.9 | 13.9 | 21.9 | 25.5 | 28.5 | 26.2 | 32.4 | 27.8 | 27.7 | 26.9 | 22.3 | 21.4 |
| Average daytime temperature (°C) | 4.3 | 6.2 | 14.5 | 17.1 | 19.9 | 21.1 | 23.4 | 25.0 | 20.6 | 18.8 | 17.5 | 13.1 |
| Average temperature (°C) | 0.2 | 1.8 | 10.1 | 12.8 | 16.0 | 18.1 | 20.3 | 21.1 | 16.8 | 14.3 | 11.8 | 7.6 |
| Average night temperature (°C) | -3.4 | -3.1 | 5.2 | 7.7 | 11.3 | 14.7 | 17.0 | 17.0 | 13.0 | 10.1 | 7.3 | 3.2 |
| Absolute minimum temperature (°C) | -6.7 | -13.3 | 1.7 | -6.3 | 2.8 | 11.4 | 14.2 | 13.3 | 9.1 | 7.5 | 2.4 | -2.0 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 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) | 7.9 | 7.9 | 9.0 | 9.9 | 10.7 | 10.9 | 11.3 | 11.9 | 10.6 | 9.0 | 8.7 | 7.5 |
| Precipitation (mm) | 13 | 65 | 60 | 44 | 140 | 121 | 108 | 75 | 84 | 95 | 51 | 28 |
| Sunny days | 21 | 12 | 9 | 12 | 10 | 7 | 8 | 18 | 16 | 17 | 18 | 23 |
| Rainy days | 5 | 11 | 22 | 18 | 21 | 23 | 23 | 13 | 14 | 14 | 12 | 8 |
| Snow days | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dehī is at