Average annual temperature is 2.6 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: -30.0 °C
Number of sunny days: 223 days
Number of rainy days: 109 days
Number of snow days: 33 days
Look at detailed online map of Bayan-Uul
* Weather data for Bayan-Uul Mongolia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 4.3 | 10.4 | 14.7 | 22.2 | 21.8 | 30.6 | 33.1 | 28.9 | 29.6 | 17.3 | 10.3 | 6.9 |
| Average daytime temperature (°C) | -7.3 | -2.1 | 5.5 | 7.1 | 14.0 | 22.4 | 23.6 | 23.4 | 16.4 | 12.1 | -2.9 | -9.0 |
| Average temperature (°C) | -13.0 | -9.0 | -1.4 | 1.1 | 7.8 | 16.3 | 18.0 | 17.4 | 10.4 | 5.2 | -8.3 | -13.7 |
| Average night temperature (°C) | -18.0 | -14.8 | -8.5 | -5.0 | 1.8 | 10.3 | 12.6 | 11.4 | 4.7 | -1.2 | -13.7 | -19.4 |
| Absolute minimum temperature (°C) | -28.4 | -19.3 | -20.1 | -20.5 | -2.6 | 2.9 | 7.8 | 5.9 | -3.8 | -4.9 | -21.1 | -30.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.9 | 10.3 | 11.9 | 13.6 | 15.1 | 15.9 | 15.5 | 14.2 | 12.6 | 10.9 | 9.3 | 8.5 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 7.3 | 8.9 | 10.0 | 11.2 | 10.1 | 11.2 | 10.6 | 11.5 | 9.2 | 9.2 | 7.2 | 6.4 |
| Precipitation (mm) | 2 | 2 | 16 | 12 | 65 | 96 | 116 | 65 | 86 | 12 | 28 | 7 |
| Sunny days | 27 | 23 | 23 | 23 | 12 | 10 | 10 | 10 | 14 | 23 | 24 | 24 |
| Rainy days | 1 | 0 | 3 | 1 | 16 | 20 | 21 | 21 | 16 | 6 | 1 | 3 |
| Snow days | 3 | 5 | 5 | 6 | 3 | 0 | 0 | 0 | 0 | 2 | 5 | 4 |
Months with the longest average daylight duration in Bayan-Uul:
The largest precipitation sum in Bayan-Uul is at