Average annual temperature is 0.3 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -38.5 °C
Number of sunny days: 223 days
Number of rainy days: 101 days
Number of snow days: 41 days
Look at detailed online map of Ulan Bator
* Weather data for Ulan Bator 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) | -1.3 | 4.9 | 14.9 | 20.2 | 23.1 | 33.4 | 34.5 | 30.8 | 29.8 | 14.2 | 9.9 | -0.1 |
| Average daytime temperature (°C) | -13.9 | -5.8 | 3.4 | 5.7 | 15.2 | 23.6 | 22.9 | 22.3 | 16.6 | 9.8 | -7.5 | -13.9 |
| Average temperature (°C) | -20.1 | -13.6 | -3.5 | -0.1 | 8.4 | 16.6 | 17.2 | 16.0 | 10.3 | 2.9 | -11.9 | -19.5 |
| Average night temperature (°C) | -26.7 | -20.7 | -10.3 | -5.7 | 1.6 | 9.4 | 11.5 | 10.0 | 4.2 | -3.0 | -16.7 | -25.5 |
| Absolute minimum temperature (°C) | -38.5 | -26.5 | -19.4 | -15.0 | -3.8 | 2.1 | 6.7 | 3.4 | -2.9 | -6.7 | -26.3 | -37.4 |
| 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 | 15.0 | 14.0 | 13.0 | 11.0 | 9.0 | 8.0 |
| Daylight mean duration (h) | 8.9 | 10.2 | 11.9 | 13.7 | 15.2 | 16.0 | 15.6 | 14.3 | 12.6 | 10.8 | 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) | 7.2 | 9.0 | 10.1 | 11.0 | 10.1 | 12.0 | 10.1 | 11.1 | 8.7 | 9.0 | 6.6 | 6.3 |
| Precipitation (mm) | 1 | 0 | 8 | 21 | 33 | 31 | 128 | 86 | 41 | 7 | 14 | 8 |
| Sunny days | 28 | 28 | 24 | 17 | 12 | 17 | 8 | 15 | 10 | 24 | 20 | 20 |
| Rainy days | 1 | 0 | 2 | 4 | 18 | 13 | 23 | 16 | 20 | 4 | 0 | 0 |
| Snow days | 2 | 0 | 5 | 9 | 1 | 0 | 0 | 0 | 0 | 3 | 10 | 11 |
The best time to visit Ulan Bator during the most sunny months:
Months with the longest average daylight duration in Ulan Bator:
The largest precipitation sum in Ulan Bator is at