Average annual temperature is 0.6 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -38.5 °C
Number of sunny days: 224 days
Number of rainy days: 103 days
Number of snow days: 38 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) | -4.8 | 6.3 | 18.8 | 16.5 | 24.0 | 32.7 | 35.2 | 33.6 | 30.4 | 16.2 | 2.3 | -2.5 |
| Average daytime temperature (°C) | -14.3 | -5.1 | 1.7 | 6.7 | 16.9 | 23.0 | 24.2 | 21.3 | 17.2 | 10.2 | -8.1 | -13.4 |
| Average temperature (°C) | -21.0 | -12.7 | -5.2 | 0.6 | 10.0 | 16.4 | 19.0 | 16.5 | 11.5 | 3.9 | -13.1 | -19.0 |
| Average night temperature (°C) | -26.6 | -19.5 | -11.8 | -4.7 | 3.1 | 10.1 | 13.7 | 11.8 | 6.5 | -1.4 | -18.0 | -24.8 |
| Absolute minimum temperature (°C) | -38.5 | -26.0 | -23.2 | -11.3 | -3.1 | 4.4 | 9.7 | 7.2 | 0.4 | -8.1 | -29.8 | -34.5 |
| 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 | 16.0 | 16.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.8 | 10.2 | 11.9 | 13.7 | 15.3 | 16.1 | 15.7 | 14.3 | 12.6 | 10.8 | 9.2 | 8.3 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 10.0 | 12.0 | 14.0 | 15.0 | 15.0 | 13.0 | 11.0 | 9.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 6.6 | 8.8 | 9.8 | 10.1 | 10.5 | 11.7 | 11.7 | 9.7 | 9.1 | 8.8 | 6.3 | 6.2 |
| Precipitation (mm) | 1 | 0 | 23 | 14 | 22 | 61 | 95 | 127 | 62 | 12 | 13 | 2 |
| Sunny days | 28 | 25 | 25 | 20 | 17 | 16 | 8 | 8 | 10 | 25 | 16 | 26 |
| Rainy days | 0 | 0 | 0 | 4 | 14 | 14 | 23 | 23 | 20 | 3 | 2 | 0 |
| Snow days | 3 | 3 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 3 | 12 | 5 |
The best time to visit Bayan Uul during the most sunny months:
Months with the longest average daylight duration in Bayan Uul:
The largest precipitation sum in Bayan Uul is at