Average annual temperature is 9.0 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: -16.9 °C
Number of sunny days: 182 days
Number of rainy days: 155 days
Number of snow days: 28 days
Look at detailed online map of Sīāh Āb
* Weather data for Sīāh Āb 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) | 4.4 | 7.9 | 15.0 | 20.0 | 25.9 | 29.8 | 32.7 | 32.7 | 30.4 | 22.4 | 17.1 | 13.6 |
| Average daytime temperature (°C) | -2.0 | -0.9 | 9.0 | 14.3 | 18.5 | 21.1 | 23.2 | 25.9 | 21.2 | 17.2 | 12.4 | 7.9 |
| Average temperature (°C) | -4.7 | -3.8 | 4.9 | 9.4 | 13.3 | 15.6 | 17.4 | 18.8 | 14.4 | 11.4 | 7.2 | 2.9 |
| Average night temperature (°C) | -7.9 | -7.3 | 0.7 | 3.9 | 8.0 | 10.3 | 12.8 | 13.2 | 9.2 | 5.9 | 2.7 | -1.3 |
| Absolute minimum temperature (°C) | -15.9 | -16.9 | -3.0 | -5.5 | -2.8 | 6.7 | 9.7 | 9.1 | 2.5 | 2.0 | -4.5 | -5.5 |
| 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) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 6.4 | 8.3 | 8.0 | 10.9 | 11.2 | 11.6 | 10.5 | 11.4 | 9.7 | 9.1 | 8.2 | 7.6 |
| Precipitation (mm) | 50 | 31 | 178 | 51 | 83 | 51 | 9 | 12 | 29 | 36 | 52 | 11 |
| Sunny days | 18 | 15 | 10 | 12 | 8 | 16 | 20 | 15 | 12 | 13 | 21 | 22 |
| Rainy days | 3 | 0 | 19 | 16 | 23 | 14 | 11 | 16 | 18 | 18 | 9 | 8 |
| Snow days | 10 | 13 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Sīāh Āb is at