Average annual temperature is 24.4 °C
Absolute maximum temperature: 45.1 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 310 days
Number of rainy days: 55 days
Look at detailed online map of Sīāhandarān
* Weather data for Sīāhandarān 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) | 22.4 | 31.5 | 30.5 | 35.2 | 40.6 | 42.7 | 45.1 | 42.3 | 42.9 | 39.2 | 31.4 | 26.4 |
| Average daytime temperature (°C) | 16.9 | 27.1 | 26.7 | 31.0 | 36.8 | 39.1 | 37.5 | 39.2 | 36.8 | 33.4 | 26.2 | 23.4 |
| Average temperature (°C) | 10.4 | 19.6 | 20.6 | 24.5 | 30.3 | 32.1 | 30.5 | 31.1 | 29.0 | 26.9 | 20.2 | 16.8 |
| Average night temperature (°C) | 4.5 | 11.9 | 14.1 | 17.5 | 22.7 | 25.2 | 24.8 | 24.0 | 21.6 | 19.9 | 13.4 | 9.6 |
| Absolute minimum temperature (°C) | -1.9 | 5.7 | 10.8 | 11.8 | 16.9 | 22.8 | 22.7 | 21.5 | 16.6 | 15.3 | 9.2 | 5.6 |
| 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 | 13.5 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.8 | 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) | 9.2 | 10.0 | 10.0 | 10.9 | 11.6 | 11.2 | 10.4 | 11.5 | 11.2 | 10.2 | 9.6 | 9.6 |
| Precipitation (mm) | 15 | 0 | 35 | 13 | 1 | 1 | 16 | 1 | 0 | 6 | 1 | 1 |
| Sunny days | 27 | 28 | 20 | 22 | 27 | 26 | 22 | 28 | 30 | 25 | 26 | 29 |
| Rainy days | 4 | 0 | 11 | 8 | 4 | 4 | 9 | 3 | 0 | 6 | 4 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Sīāhandarān is at