Average annual temperature is 12.1 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: -15.0 °C
Number of sunny days: 256 days
Number of rainy days: 94 days
Number of snow days: 15 days
Look at detailed online map of Halvān
* Weather data for Halvān 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) | 6.7 | 12.8 | 17.7 | 20.8 | 26.0 | 32.8 | 37.8 | 37.7 | 34.1 | 24.6 | 18.8 | 13.7 |
| Average daytime temperature (°C) | 0.9 | 4.0 | 12.8 | 16.3 | 21.2 | 28.3 | 34.1 | 33.3 | 29.4 | 21.0 | 13.9 | 9.8 |
| Average temperature (°C) | -4.3 | -1.7 | 6.8 | 9.9 | 14.7 | 21.0 | 26.1 | 25.5 | 21.0 | 13.6 | 7.6 | 4.1 |
| Average night temperature (°C) | -9.0 | -6.7 | 1.5 | 3.7 | 8.1 | 13.2 | 17.9 | 17.6 | 13.5 | 7.7 | 2.7 | 0.0 |
| Absolute minimum temperature (°C) | -15.0 | -13.1 | -4.3 | -5.5 | 1.4 | 10.0 | 15.0 | 14.2 | 9.8 | 5.1 | -4.0 | -3.3 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.4 | 8.5 | 8.4 | 10.8 | 12.0 | 13.5 | 13.0 | 11.9 | 11.4 | 9.5 | 7.9 | 7.5 |
| Precipitation (mm) | 62 | 23 | 78 | 81 | 28 | 4 | 0 | 0 | 0 | 10 | 45 | 36 |
| Sunny days | 18 | 16 | 9 | 17 | 19 | 28 | 31 | 30 | 30 | 21 | 17 | 20 |
| Rainy days | 4 | 6 | 22 | 13 | 12 | 2 | 0 | 1 | 0 | 10 | 13 | 11 |
| Snow days | 9 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Halvān during the most sunny months:
The largest precipitation sum in Halvān is at