Average annual temperature is 13.4 °C
Absolute maximum temperature: 36.9 °C
Absolute minimum temperature: -11.1 °C
Number of sunny days: 249 days
Number of rainy days: 100 days
Number of snow days: 16 days
Look at detailed online map of Bīrān
* Weather data for Bīrān 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) | 9.0 | 12.4 | 16.5 | 21.9 | 24.9 | 32.6 | 36.7 | 36.9 | 34.5 | 23.1 | 19.5 | 13.9 |
| Average daytime temperature (°C) | 4.7 | 3.4 | 12.1 | 15.9 | 21.0 | 27.7 | 33.3 | 34.0 | 29.5 | 20.3 | 13.2 | 9.5 |
| Average temperature (°C) | -0.2 | -0.5 | 7.6 | 11.0 | 16.1 | 22.1 | 26.4 | 26.9 | 22.1 | 14.5 | 9.0 | 5.3 |
| Average night temperature (°C) | -3.9 | -4.5 | 3.4 | 5.6 | 10.7 | 15.7 | 19.0 | 19.6 | 15.2 | 9.6 | 5.3 | 1.2 |
| Absolute minimum temperature (°C) | -6.7 | -11.1 | -6.6 | -6.6 | 2.0 | 11.0 | 15.6 | 15.5 | 11.6 | 7.0 | -2.6 | -4.1 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.8 | 7.7 | 7.8 | 9.9 | 11.5 | 13.5 | 13.2 | 12.0 | 11.5 | 9.3 | 7.2 | 6.6 |
| Precipitation (mm) | 77 | 108 | 192 | 137 | 52 | 3 | 0 | 1 | 0 | 21 | 115 | 149 |
| Sunny days | 17 | 16 | 12 | 18 | 13 | 28 | 31 | 30 | 28 | 19 | 15 | 22 |
| Rainy days | 6 | 4 | 19 | 12 | 18 | 2 | 0 | 1 | 2 | 12 | 15 | 9 |
| Snow days | 8 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Bīrān during the most sunny months:
The largest precipitation sum in Bīrān is at