Average annual temperature is 14.1 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: -12.6 °C
Number of sunny days: 275 days
Number of rainy days: 77 days
Number of snow days: 13 days
Look at detailed online map of Delyān
* Weather data for Delyān 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) | 7.4 | 13.7 | 18.3 | 23.0 | 29.4 | 35.5 | 39.2 | 37.7 | 34.6 | 26.4 | 19.6 | 16.0 |
| Average daytime temperature (°C) | 3.2 | 6.6 | 14.5 | 18.8 | 24.8 | 31.4 | 36.3 | 33.6 | 30.9 | 23.1 | 15.7 | 12.3 |
| Average temperature (°C) | -2.1 | 0.6 | 7.8 | 11.9 | 17.9 | 24.0 | 28.2 | 26.4 | 23.0 | 15.9 | 8.9 | 5.4 |
| Average night temperature (°C) | -6.4 | -4.4 | 2.2 | 5.1 | 10.9 | 16.5 | 20.1 | 18.5 | 15.3 | 9.9 | 3.8 | 0.4 |
| Absolute minimum temperature (°C) | -12.6 | -10.2 | -1.2 | -3.5 | 4.3 | 11.7 | 17.6 | 15.2 | 11.0 | 5.4 | -1.7 | -3.6 |
| 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) | 7.4 | 8.5 | 9.0 | 10.8 | 12.3 | 13.0 | 12.6 | 11.6 | 11.1 | 10.0 | 8.4 | 8.3 |
| Precipitation (mm) | 66 | 66 | 49 | 67 | 16 | 5 | 0 | 0 | 0 | 9 | 43 | 14 |
| Sunny days | 19 | 13 | 14 | 24 | 21 | 24 | 31 | 30 | 30 | 22 | 21 | 26 |
| Rainy days | 7 | 8 | 17 | 6 | 10 | 6 | 0 | 1 | 0 | 9 | 8 | 5 |
| Snow days | 5 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Delyān during the most sunny months:
The largest precipitation sum in Delyān is at