Average annual temperature is 17.3 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: -12.8 °C
Number of sunny days: 296 days
Number of rainy days: 64 days
Number of snow days: 5 days
Look at detailed online map of Posht Shīrān
* Weather data for Posht Shīrān 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) | 13.8 | 21.9 | 20.7 | 26.9 | 30.1 | 37.4 | 38.2 | 33.5 | 32.6 | 29.1 | 20.2 | 17.6 |
| Average daytime temperature (°C) | 5.1 | 14.1 | 17.3 | 21.4 | 26.8 | 32.8 | 32.8 | 30.6 | 28.4 | 23.8 | 17.1 | 14.5 |
| Average temperature (°C) | 0.4 | 9.5 | 12.5 | 16.9 | 22.0 | 28.2 | 28.3 | 25.7 | 23.8 | 18.6 | 12.0 | 9.0 |
| Average night temperature (°C) | -5.3 | 4.6 | 6.6 | 10.7 | 15.6 | 21.9 | 21.6 | 18.5 | 16.9 | 12.2 | 6.2 | 2.8 |
| Absolute minimum temperature (°C) | -12.8 | -2.8 | 1.9 | 4.4 | 9.7 | 16.8 | 17.8 | 14.3 | 10.3 | 9.3 | 1.2 | -0.4 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.3 | 11.4 | 10.6 | 10.2 |
| 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) | 8.3 | 8.7 | 10.4 | 11.4 | 11.5 | 11.5 | 12.6 | 12.1 | 11.4 | 10.1 | 9.2 | 9.1 |
| Precipitation (mm) | 48 | 28 | 23 | 9 | 6 | 2 | 0 | 0 | 0 | 3 | 7 | 0 |
| Sunny days | 20 | 19 | 19 | 20 | 26 | 25 | 31 | 31 | 30 | 26 | 21 | 28 |
| Rainy days | 6 | 9 | 12 | 10 | 5 | 5 | 0 | 0 | 0 | 5 | 9 | 3 |
| Snow days | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Posht Shīrān is at