Average annual temperature is 12.5 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: -14.6 °C
Number of sunny days: 247 days
Number of rainy days: 97 days
Number of snow days: 21 days
Look at detailed online map of Bayānlū
* Weather data for Bayānlū 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) | 5.1 | 11.9 | 18.9 | 24.1 | 29.4 | 35.2 | 38.4 | 35.6 | 32.4 | 25.4 | 19.9 | 15.9 |
| Average daytime temperature (°C) | 0.7 | 2.5 | 13.4 | 18.6 | 23.8 | 28.7 | 31.7 | 30.9 | 26.7 | 20.3 | 14.5 | 10.2 |
| Average temperature (°C) | -3.5 | -1.9 | 7.9 | 12.4 | 16.9 | 21.6 | 24.5 | 24.0 | 19.6 | 14.0 | 8.6 | 5.0 |
| Average night temperature (°C) | -7.9 | -7.2 | 3.0 | 6.2 | 9.9 | 14.9 | 17.2 | 17.0 | 12.8 | 8.3 | 3.6 | 0.3 |
| Absolute minimum temperature (°C) | -14.0 | -14.6 | -1.3 | -2.0 | 2.3 | 9.4 | 13.9 | 13.4 | 8.0 | 5.3 | -1.0 | -3.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 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) | 7.1 | 9.1 | 8.7 | 11.1 | 11.8 | 12.6 | 12.7 | 11.8 | 11.1 | 9.5 | 8.5 | 7.9 |
| Precipitation (mm) | 30 | 19 | 68 | 18 | 23 | 9 | 0 | 0 | 0 | 8 | 20 | 13 |
| Sunny days | 16 | 20 | 13 | 12 | 14 | 22 | 31 | 26 | 28 | 19 | 24 | 22 |
| Rainy days | 3 | 1 | 17 | 17 | 17 | 8 | 0 | 5 | 2 | 12 | 6 | 9 |
| Snow days | 12 | 7 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Bayānlū is at