Average annual temperature is 25.6 °C
Absolute maximum temperature: 43.6 °C
Absolute minimum temperature: 3.0 °C
Number of sunny days: 313 days
Number of rainy days: 52 days
Look at detailed online map of Havan
* Weather data for Havan 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) | 21.8 | 29.5 | 29.8 | 33.5 | 40.7 | 42.9 | 42.9 | 43.6 | 41.4 | 40.0 | 31.4 | 26.7 |
| Average daytime temperature (°C) | 17.2 | 25.8 | 26.7 | 31.2 | 37.5 | 39.8 | 39.2 | 39.8 | 37.5 | 33.6 | 26.2 | 24.2 |
| Average temperature (°C) | 11.9 | 19.2 | 20.8 | 24.8 | 31.3 | 33.7 | 33.0 | 33.9 | 31.0 | 27.7 | 21.0 | 18.2 |
| Average night temperature (°C) | 6.8 | 12.0 | 14.7 | 17.9 | 24.0 | 27.6 | 27.8 | 27.9 | 24.6 | 21.4 | 15.6 | 12.0 |
| Absolute minimum temperature (°C) | 3.0 | 7.8 | 12.4 | 13.4 | 19.4 | 25.3 | 25.6 | 24.9 | 21.8 | 16.4 | 12.8 | 9.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.8 | 13.6 | 13.0 | 12.3 | 11.5 | 10.9 | 10.5 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.4 | 10.3 | 10.5 | 11.6 | 11.8 | 11.6 | 11.3 | 11.4 | 11.3 | 10.1 | 9.4 | 9.6 |
| Precipitation (mm) | 44 | 0 | 41 | 3 | 0 | 0 | 6 | 2 | 0 | 8 | 17 | 0 |
| Sunny days | 25 | 27 | 23 | 24 | 30 | 29 | 25 | 27 | 28 | 26 | 19 | 30 |
| Rainy days | 6 | 1 | 8 | 6 | 1 | 1 | 6 | 4 | 2 | 5 | 11 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Havan is at