Average annual temperature is 1.4 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -36.8 °C
Number of sunny days: 237 days
Number of rainy days: 93 days
Number of snow days: 35 days
Look at detailed online map of Bayanhongor
* Weather data for Bayanhongor 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) | -0.2 | 4.1 | 11.5 | 18.1 | 20.4 | 30.0 | 33.0 | 28.8 | 27.7 | 15.2 | 8.7 | 3.1 |
| Average daytime temperature (°C) | -10.3 | -3.9 | 3.8 | 6.0 | 12.8 | 23.0 | 24.8 | 22.9 | 15.7 | 10.3 | -2.6 | -8.9 |
| Average temperature (°C) | -17.7 | -11.2 | -3.0 | 0.3 | 6.8 | 16.5 | 18.4 | 16.3 | 9.3 | 3.6 | -8.4 | -15.0 |
| Average night temperature (°C) | -24.2 | -18.5 | -10.6 | -5.7 | 0.6 | 9.5 | 11.8 | 9.7 | 2.8 | -2.2 | -14.0 | -20.5 |
| Absolute minimum temperature (°C) | -36.8 | -24.1 | -17.0 | -16.4 | -5.4 | 1.2 | 5.2 | 4.3 | -4.3 | -4.0 | -24.1 | -32.9 |
| 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) | 9.1 | 10.3 | 11.9 | 13.6 | 15.0 | 15.7 | 15.4 | 14.1 | 12.6 | 10.9 | 9.5 | 8.7 |
| 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) | 7.3 | 8.9 | 10.4 | 11.2 | 9.9 | 11.6 | 11.2 | 10.9 | 10.0 | 9.5 | 7.8 | 6.8 |
| Precipitation (mm) | 7 | 2 | 1 | 9 | 52 | 23 | 53 | 51 | 33 | 8 | 5 | 7 |
| Sunny days | 26 | 23 | 29 | 20 | 11 | 12 | 13 | 15 | 15 | 27 | 22 | 24 |
| Rainy days | 2 | 0 | 0 | 2 | 19 | 18 | 18 | 16 | 14 | 3 | 1 | 0 |
| Snow days | 3 | 5 | 2 | 8 | 1 | 0 | 0 | 0 | 1 | 1 | 7 | 7 |
Months with the longest average daylight duration in Bayanhongor:
The largest precipitation sum in Bayanhongor is at