Average annual temperature is 9.7 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -18.0 °C
Number of sunny days: 271 days
Number of rainy days: 77 days
Number of snow days: 17 days
Look at detailed online map of Kūleh Bayān
* Weather data for Kūleh Bayān 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) | 3.0 | 9.2 | 14.5 | 18.0 | 23.5 | 30.0 | 34.6 | 34.7 | 30.8 | 21.5 | 15.3 | 11.8 |
| Average daytime temperature (°C) | -3.1 | -1.0 | 9.9 | 13.7 | 18.5 | 25.7 | 31.3 | 30.3 | 26.2 | 17.9 | 10.9 | 7.3 |
| Average temperature (°C) | -6.9 | -6.2 | 4.5 | 7.7 | 12.6 | 19.0 | 23.9 | 23.2 | 18.8 | 11.6 | 5.5 | 2.1 |
| Average night temperature (°C) | -10.9 | -11.5 | -0.6 | 1.9 | 6.4 | 11.5 | 15.9 | 15.9 | 11.5 | 5.8 | 0.5 | -2.5 |
| Absolute minimum temperature (°C) | -16.9 | -18.0 | -7.3 | -8.0 | -0.1 | 7.2 | 13.8 | 12.6 | 7.6 | 2.7 | -7.1 | -5.8 |
| 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) | 6.2 | 8.9 | 8.5 | 10.8 | 12.0 | 13.4 | 13.0 | 12.0 | 11.4 | 9.5 | 7.8 | 7.4 |
| Precipitation (mm) | 66 | 18 | 76 | 70 | 50 | 12 | 0 | 0 | 0 | 13 | 41 | 25 |
| Sunny days | 20 | 19 | 12 | 16 | 18 | 28 | 31 | 31 | 30 | 23 | 20 | 23 |
| Rainy days | 3 | 1 | 19 | 14 | 13 | 2 | 0 | 0 | 0 | 8 | 9 | 8 |
| Snow days | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Kūleh Bayān during the most sunny months:
The largest precipitation sum in Kūleh Bayān is at