Average annual temperature is 15.7 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: -8.6 °C
Number of sunny days: 259 days
Number of rainy days: 99 days
Number of snow days: 7 days
Look at detailed online map of Bak Sū
* Weather data for Bak Sū 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) | 12.8 | 18.1 | 24.4 | 32.1 | 35.6 | 34.9 | 39.8 | 38.2 | 33.1 | 28.5 | 24.9 | 19.6 |
| Average daytime temperature (°C) | 6.3 | 10.0 | 19.4 | 22.3 | 26.4 | 30.1 | 33.2 | 32.3 | 27.0 | 22.2 | 19.0 | 13.3 |
| Average temperature (°C) | 1.3 | 4.8 | 13.1 | 15.8 | 20.1 | 24.0 | 27.0 | 25.8 | 20.4 | 15.6 | 12.6 | 6.8 |
| Average night temperature (°C) | -2.3 | 0.3 | 7.4 | 9.3 | 13.5 | 17.5 | 20.3 | 19.3 | 13.9 | 9.6 | 6.9 | 1.8 |
| Absolute minimum temperature (°C) | -8.6 | -5.0 | 1.2 | 2.0 | 5.1 | 15.8 | 17.6 | 12.9 | 8.9 | 2.6 | 1.3 | -3.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 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) | 8.1 | 7.3 | 8.7 | 9.8 | 10.7 | 11.7 | 12.6 | 11.9 | 11.3 | 9.2 | 8.5 | 6.9 |
| Precipitation (mm) | 9 | 33 | 59 | 21 | 45 | 47 | 7 | 17 | 0 | 47 | 9 | 36 |
| Sunny days | 27 | 16 | 16 | 17 | 18 | 20 | 24 | 24 | 30 | 21 | 22 | 24 |
| Rainy days | 4 | 7 | 15 | 13 | 13 | 10 | 7 | 7 | 0 | 10 | 8 | 5 |
| Snow days | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Bak Sū during the most sunny months:
The largest precipitation sum in Bak Sū is at