Average annual temperature is 14.7 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: -13.7 °C
Number of sunny days: 248 days
Number of rainy days: 107 days
Number of snow days: 10 days
Look at detailed online map of Bīlū
* Weather data for Bīlū 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) | 12.3 | 16.2 | 20.2 | 23.5 | 28.2 | 35.5 | 39.4 | 40.1 | 37.6 | 26.7 | 21.2 | 16.9 |
| Average daytime temperature (°C) | 6.5 | 6.8 | 14.9 | 18.3 | 23.5 | 30.9 | 36.6 | 36.6 | 32.4 | 23.4 | 15.8 | 12.3 |
| Average temperature (°C) | 0.5 | 0.7 | 8.5 | 11.8 | 17.0 | 23.8 | 28.8 | 28.7 | 24.1 | 16.3 | 9.7 | 5.6 |
| Average night temperature (°C) | -3.8 | -5.0 | 2.4 | 4.8 | 9.3 | 14.6 | 19.2 | 19.5 | 15.0 | 9.4 | 3.9 | -0.1 |
| Absolute minimum temperature (°C) | -7.1 | -13.7 | -3.9 | -3.3 | 1.9 | 10.8 | 15.5 | 15.5 | 11.8 | 6.5 | -3.6 | -3.2 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.4 | 7.8 | 7.7 | 10.3 | 11.8 | 13.4 | 13.1 | 12.0 | 11.4 | 9.3 | 7.6 | 7.1 |
| Precipitation (mm) | 104 | 86 | 163 | 94 | 47 | 1 | 0 | 0 | 0 | 12 | 70 | 105 |
| Sunny days | 17 | 15 | 9 | 15 | 18 | 28 | 31 | 31 | 28 | 20 | 15 | 21 |
| Rainy days | 12 | 5 | 22 | 15 | 13 | 2 | 0 | 0 | 2 | 11 | 15 | 10 |
| Snow days | 2 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Bīlū during the most sunny months:
The largest precipitation sum in Bīlū is at