Average annual temperature is 17.8 °C
Absolute maximum temperature: 31.8 °C
Absolute minimum temperature: 0.3 °C
Number of sunny days: 220 days
Number of rainy days: 145 days
Look at detailed online map of Sīāh Rūd
* Weather data for Sīāh Rūd 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) | 15.5 | 15.9 | 29.1 | 26.8 | 29.2 | 29.2 | 31.6 | 31.8 | 30.4 | 26.0 | 24.5 | 20.7 |
| Average daytime temperature (°C) | 10.8 | 11.4 | 16.4 | 18.5 | 22.2 | 26.4 | 28.6 | 30.1 | 26.5 | 22.8 | 21.0 | 16.1 |
| Average temperature (°C) | 7.3 | 7.9 | 12.8 | 15.4 | 19.3 | 24.0 | 26.0 | 27.2 | 23.8 | 19.6 | 17.1 | 12.3 |
| Average night temperature (°C) | 4.1 | 4.8 | 9.7 | 12.0 | 16.5 | 21.1 | 23.4 | 24.1 | 20.9 | 16.2 | 13.5 | 8.9 |
| Absolute minimum temperature (°C) | 0.3 | 1.9 | 7.1 | 5.7 | 10.2 | 18.5 | 21.4 | 21.1 | 18.2 | 13.3 | 9.3 | 4.9 |
| 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 | 10.9 | 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) | 7.1 | 7.3 | 6.2 | 9.4 | 9.1 | 10.8 | 10.3 | 9.9 | 9.2 | 8.0 | 7.6 | 6.8 |
| Precipitation (mm) | 39 | 88 | 88 | 18 | 77 | 20 | 93 | 46 | 60 | 112 | 119 | 92 |
| Sunny days | 19 | 19 | 13 | 23 | 18 | 20 | 14 | 22 | 14 | 19 | 18 | 21 |
| Rainy days | 12 | 9 | 18 | 7 | 13 | 10 | 17 | 9 | 16 | 12 | 12 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sīāh Rūd during the most sunny months:
The largest precipitation sum in Sīāh Rūd is at