Average annual temperature is 9.8 °C
Absolute maximum temperature: 29.5 °C
Absolute minimum temperature: -12.3 °C
Number of sunny days: 136 days
Number of rainy days: 205 days
Number of snow days: 24 days
Look at detailed online map of Dīār Jān
* Weather data for Dīār Jān 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) | 7.6 | 10.6 | 17.5 | 22.4 | 27.1 | 28.2 | 29.5 | 25.1 | 25.8 | 23.8 | 19.2 | 16.4 |
| Average daytime temperature (°C) | 0.2 | 2.0 | 10.9 | 15.6 | 18.2 | 19.0 | 19.6 | 21.8 | 17.1 | 16.9 | 14.7 | 10.3 |
| Average temperature (°C) | -3.7 | -1.6 | 6.2 | 10.6 | 13.4 | 15.6 | 16.9 | 18.2 | 14.0 | 12.1 | 9.5 | 5.2 |
| Average night temperature (°C) | -7.6 | -5.7 | 1.7 | 4.8 | 8.2 | 11.3 | 14.1 | 14.3 | 10.9 | 7.6 | 5.2 | 1.3 |
| Absolute minimum temperature (°C) | -12.3 | -11.5 | -5.3 | -4.6 | -0.5 | 8.3 | 11.1 | 11.4 | 5.3 | 3.8 | -1.4 | -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 | 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 | 11.2 | 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) | 5.8 | 8.1 | 7.8 | 10.4 | 10.6 | 10.3 | 8.5 | 10.7 | 7.7 | 8.6 | 8.1 | 7.3 |
| Precipitation (mm) | 70 | 74 | 177 | 31 | 109 | 122 | 143 | 87 | 166 | 118 | 74 | 38 |
| Sunny days | 15 | 16 | 11 | 11 | 6 | 6 | 6 | 13 | 5 | 13 | 17 | 17 |
| Rainy days | 3 | 2 | 20 | 18 | 25 | 24 | 25 | 18 | 25 | 18 | 13 | 14 |
| Snow days | 13 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Dīār Jān is at