Average annual temperature is 12.7 °C
Absolute maximum temperature: 33.7 °C
Absolute minimum temperature: -8.1 °C
Number of sunny days: 197 days
Number of rainy days: 150 days
Number of snow days: 18 days
Look at detailed online map of Tīrvān
* Weather data for Tīrvān 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) | 11.9 | 15.2 | 20.6 | 23.9 | 27.4 | 28.1 | 32.3 | 33.7 | 32.9 | 24.7 | 22.3 | 18.1 |
| Average daytime temperature (°C) | 4.5 | 6.7 | 14.3 | 17.6 | 19.4 | 23.6 | 26.1 | 28.6 | 19.5 | 18.5 | 17.1 | 11.7 |
| Average temperature (°C) | 0.1 | 2.0 | 9.5 | 12.4 | 14.9 | 19.2 | 21.7 | 23.6 | 16.3 | 13.8 | 11.7 | 6.5 |
| Average night temperature (°C) | -3.1 | -1.7 | 4.9 | 7.5 | 10.2 | 14.3 | 17.3 | 18.2 | 13.6 | 9.8 | 7.2 | 2.7 |
| Absolute minimum temperature (°C) | -8.1 | -5.8 | -1.9 | -1.0 | 4.3 | 10.5 | 12.7 | 13.3 | 9.6 | 5.9 | 1.3 | -4.2 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 7.1 | 8.2 | 8.4 | 10.3 | 10.5 | 11.7 | 11.0 | 10.7 | 6.5 | 8.6 | 8.4 | 7.3 |
| Precipitation (mm) | 23 | 32 | 127 | 78 | 91 | 27 | 41 | 47 | 139 | 68 | 8 | 23 |
| Sunny days | 19 | 15 | 15 | 12 | 8 | 15 | 24 | 23 | 6 | 18 | 24 | 18 |
| Rainy days | 4 | 5 | 16 | 17 | 23 | 15 | 7 | 8 | 24 | 13 | 6 | 12 |
| Snow days | 8 | 8 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Tīrvān during the most sunny months:
The largest precipitation sum in Tīrvān is at