Map of Ulaanbaatar in Mongolia

Ulaanbaatar Climate

Ulaanbaatar is the capital of Mongolia. Mongolia is part of the continent of Asia.

Best time to visit Ulaanbaatar

The best time to visit Ulaanbaatar is during months June, July and August when the average temperatures are perhaps a little cooler than preferred but still a pleasant 10°C / 50.0°F to 20°C / 68.0°F. If you don't mind bringing a coat, you might also enjoy visiting Ulaanbaatar during April, May, September and October but average temperatures are fairly cool (between 0°C / 32.0°F and 10°C / 50.0°F).

Ulaanbaatar can become a little chilly in other months of the year with temperatures sub zero °C / 32.0°F. If you don't mind the cold, then visit during January, February, March, November and December. But don't forget to pack your thermals!


The warmest time of year in Ulaanbaatar is in July when it is 15.9°C / 60.6°F on average, but could get up to 21.8°C / 71.2°F maximum. On the other hand, the coldest time of year in Ulaanbaatar is in January when it is -19.7°C / -3.5°F on average, but could get down to -25°C / -3.5°F minimum.

  • Freezing months: 5 (0°C / 32.0°F and below)
  • Cold months: 4 (0°C / 32.0°F to 10°C / 50.0°F)
  • Cool months: 3 (10°C / 50.0°F to 20°C / 68.0°F)
  • Warm months: 0 (20°C / 68.0°F to 30°C / 86.0°F)
  • Hot months: 0 (30°C / 86.0°F to 40°C / 104.0°F)
  • Boiling months: 0 (40°C / 104.0°F and above)

Ulaanbaatar Climate Chart

Below are the climate charts for Ulaanbaatar which resides in Mongolia.

Temperature tables

The first table is for the average temperatures across the year in degrees Celsius. The cells that are BLUE show the coldest months and the cells that are PINK show the hottest months.

Month:JanFebMarAprMayJunJulAugSepOctNovDec
Average Temperature in °C-19.7-15.25-7.31.759.714.315.913.457.951.75-8.9-16.75
Max Temperature in °C-14.4-8.9-0.88.717.120.821.819.314.48.1-3.4-11.9
Min Temperature in °C-25-21.6-13.8-5.22.37.8107.61.5-4.6-14.4-21.6

This second table is for the average temperatures across the year in degrees Fahrenheit. Cells in BLUE are the coldest months and cells in PINK are the hottest months.

Month:JanFebMarAprMayJunJulAugSepOctNovDec
Average Temperature in °F-3.54.618.935.249.557.760.656.246.335.216.01.9
Max Temperature in °F6.116.030.647.762.869.471.266.757.946.625.910.6
Min Temperature in °F-13.0-6.97.222.636.146.050.045.734.723.76.1-6.9

Rainfall figures

This table is for the amount of rainfall (both in millimetres and inches) and number of rainy days in Ulaanbaatar throughout the year.

Month:JanFebMarAprMayJunJulAugSepOctNovDec
Total rainfall in MM21.93.38.413.450.965.776.332.18.34.93.2
Total rainfall in Inches0.10.10.10.30.52.02.63.01.30.30.20.1
Total number of rainy days7578814181610789
Chances of rain22.6%17.9%22.6%26.7%25.8%46.7%58.1%51.6%33.3%22.6%26.7%29.0%

Ulaanbaatar Climate Graph

Below is the climate graph for Ulaanbaatar in Mongolia. It shows both the average temperatures throughout the year in degrees Celsius and also the average total rainfall in millimetres.

Ulaanbaatar Climate Graph with temperatures in °C and rainfall in millimetres

Below is the climate graph for Ulaanbaatar in Mongolia with the average temperatures throughout the year in degrees Fahrenheit and also the average total rainfall in inches.

Ulaanbaatar Climate Graph with temperatures in °F and rainfall in inches