Average annual temperature is 14.8 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: -7.5 °C
Number of sunny days: 272 days
Number of rainy days: 83 days
Number of snow days: 10 days
Look at detailed online map of Posyān
* Weather data for Posyān 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) | 7.3 | 11.2 | 19.0 | 24.6 | 29.0 | 35.0 | 38.9 | 38.1 | 35.5 | 25.8 | 22.0 | 15.7 |
| Average daytime temperature (°C) | 3.6 | 5.6 | 15.1 | 19.3 | 23.7 | 29.8 | 35.1 | 35.1 | 29.8 | 21.9 | 16.4 | 10.7 |
| Average temperature (°C) | -0.6 | 0.9 | 9.8 | 13.3 | 18.3 | 24.3 | 28.4 | 28.4 | 22.9 | 15.5 | 10.5 | 5.2 |
| Average night temperature (°C) | -3.8 | -3.0 | 5.1 | 7.7 | 12.4 | 18.0 | 20.8 | 20.9 | 16.1 | 10.2 | 5.5 | 0.5 |
| Absolute minimum temperature (°C) | -6.4 | -7.5 | -1.6 | -2.3 | 6.2 | 15.0 | 17.6 | 17.8 | 12.6 | 7.6 | -2.9 | -4.8 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.8 | 8.9 | 9.3 | 10.6 | 11.6 | 13.4 | 13.1 | 12.0 | 11.4 | 9.6 | 7.9 | 7.4 |
| Precipitation (mm) | 19 | 26 | 62 | 59 | 25 | 0 | 0 | 0 | 0 | 16 | 25 | 21 |
| Sunny days | 25 | 16 | 15 | 20 | 17 | 28 | 30 | 30 | 29 | 20 | 19 | 23 |
| Rainy days | 4 | 5 | 16 | 9 | 14 | 2 | 1 | 1 | 1 | 11 | 11 | 8 |
| Snow days | 2 | 7 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Posyān during the most sunny months:
The largest precipitation sum in Posyān is at