Average annual temperature is -1.5 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -42.7 °C
Number of sunny days: 220 days
Number of rainy days: 103 days
Number of snow days: 42 days
Look at detailed online map of Bayanhoshuu
* Weather data for Bayanhoshuu 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) | -3.9 | 0.5 | 9.2 | 15.8 | 18.1 | 27.7 | 31.3 | 27.5 | 24.7 | 12.3 | 3.3 | 0.8 |
| Average daytime temperature (°C) | -14.6 | -7.3 | 1.5 | 3.8 | 10.1 | 20.9 | 23.4 | 20.6 | 12.9 | 7.2 | -5.9 | -12.3 |
| Average temperature (°C) | -21.3 | -15.5 | -5.9 | -2.3 | 4.2 | 13.8 | 16.4 | 13.7 | 6.5 | 0.9 | -11.9 | -17.8 |
| Average night temperature (°C) | -28.9 | -23.6 | -14.4 | -8.5 | -1.7 | 5.9 | 9.2 | 7.0 | 0.3 | -4.2 | -18.2 | -23.7 |
| Absolute minimum temperature (°C) | -42.7 | -27.7 | -21.5 | -23.4 | -8.4 | -1.5 | 1.4 | 2.1 | -9.5 | -6.4 | -27.3 | -37.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.0 | 10.3 | 11.9 | 13.6 | 15.0 | 15.8 | 15.4 | 14.2 | 12.6 | 10.9 | 9.4 | 8.6 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 7.6 | 9.0 | 10.4 | 11.2 | 10.2 | 12.0 | 11.6 | 10.9 | 9.8 | 9.4 | 7.5 | 6.7 |
| Precipitation (mm) | 2 | 1 | 4 | 11 | 62 | 32 | 40 | 73 | 55 | 4 | 7 | 9 |
| Sunny days | 26 | 24 | 27 | 21 | 8 | 7 | 14 | 13 | 11 | 26 | 24 | 19 |
| Rainy days | 0 | 0 | 0 | 1 | 20 | 23 | 17 | 18 | 18 | 3 | 1 | 2 |
| Snow days | 5 | 4 | 4 | 8 | 3 | 0 | 0 | 0 | 1 | 2 | 5 | 10 |
Months with the longest average daylight duration in Bayanhoshuu:
The largest precipitation sum in Bayanhoshuu is at