Average annual temperature is 15.8 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -7.5 °C
Number of sunny days: 271 days
Number of rainy days: 93 days
Number of snow days: 1 day
Look at detailed online map of Dīālī
* Weather data for Dīālī 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) | 10.5 | 16.9 | 20.0 | 24.1 | 30.6 | 37.0 | 40.4 | 39.7 | 37.5 | 28.2 | 21.0 | 16.5 |
| Average daytime temperature (°C) | 7.3 | 9.0 | 14.4 | 19.2 | 26.1 | 33.5 | 37.5 | 36.9 | 33.1 | 24.1 | 16.0 | 12.7 |
| Average temperature (°C) | 1.3 | 3.1 | 9.1 | 12.7 | 18.8 | 25.8 | 29.7 | 29.0 | 25.1 | 17.2 | 10.3 | 6.8 |
| Average night temperature (°C) | -3.6 | -2.7 | 3.5 | 5.3 | 10.5 | 16.9 | 20.3 | 19.9 | 16.2 | 10.4 | 4.6 | 1.2 |
| Absolute minimum temperature (°C) | -6.2 | -7.5 | -2.2 | -4.2 | 3.0 | 13.5 | 18.2 | 16.5 | 13.2 | 5.7 | -2.8 | -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 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 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) | 7.2 | 9.0 | 7.9 | 11.1 | 11.8 | 13.1 | 12.8 | 11.8 | 11.4 | 9.4 | 8.5 | 7.7 |
| Precipitation (mm) | 59 | 26 | 133 | 60 | 17 | 0 | 0 | 0 | 0 | 15 | 42 | 55 |
| Sunny days | 16 | 17 | 11 | 18 | 25 | 29 | 31 | 31 | 30 | 22 | 19 | 22 |
| Rainy days | 15 | 10 | 20 | 12 | 6 | 1 | 0 | 0 | 0 | 9 | 11 | 9 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Dīālī during the most sunny months:
The largest precipitation sum in Dīālī is at