Average annual temperature is 19.7 °C
Absolute maximum temperature: 42.1 °C
Absolute minimum temperature: -6.5 °C
Number of sunny days: 312 days
Number of rainy days: 52 days
Number of snow days: 1 day
Look at detailed online map of Balū
* Weather data for Balū 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) | 15.6 | 21.5 | 25.6 | 28.3 | 37.4 | 42.1 | 42.0 | 39.1 | 37.5 | 34.6 | 25.7 | 20.5 |
| Average daytime temperature (°C) | 8.9 | 16.6 | 21.0 | 25.3 | 31.4 | 37.9 | 39.6 | 36.0 | 34.6 | 28.4 | 20.8 | 17.2 |
| Average temperature (°C) | 3.4 | 10.2 | 13.9 | 18.8 | 24.6 | 30.9 | 33.0 | 29.4 | 27.6 | 21.0 | 13.8 | 9.8 |
| Average night temperature (°C) | -1.7 | 3.8 | 6.3 | 11.1 | 16.3 | 22.4 | 24.4 | 20.4 | 19.3 | 12.6 | 6.8 | 2.6 |
| Absolute minimum temperature (°C) | -6.5 | -4.2 | 1.5 | 3.9 | 11.6 | 18.3 | 20.3 | 15.1 | 13.4 | 8.7 | 1.4 | -1.3 |
| 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 | 12.4 | 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 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.8 | 8.6 | 9.9 | 10.7 | 11.6 | 12.5 | 12.5 | 11.9 | 11.1 | 10.1 | 9.4 | 8.9 |
| Precipitation (mm) | 35 | 29 | 18 | 15 | 3 | 0 | 0 | 0 | 0 | 0 | 9 | 2 |
| Sunny days | 20 | 18 | 19 | 26 | 27 | 30 | 31 | 31 | 30 | 30 | 23 | 27 |
| Rainy days | 10 | 10 | 12 | 4 | 4 | 0 | 0 | 0 | 0 | 1 | 7 | 4 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Balū is at