Climate in Ulaanbaatar, Mongolia

The graphs below show the monthly weather averages over the year.

Average day and night temperature

The mean minimum and maximum temperatures over the year. Show in Fahrenheit

Average min and max temperatures in Ulaanbaatar, Mongolia   Copyright © 2022  weather-and-climate.com

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Monthly hours of sunshine

The average monthly total hours of sunshine over the year

Average monthly sunhours in Ulaanbaatar, Mongolia   Copyright © 2022  weather-and-climate.com

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Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc. Show in Inches

Average precipitation (rain/snow) in Ulaanbaatar, Mongolia   Copyright © 2022  weather-and-climate.com

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Monthly rainy days

The average number of days each month with rain, snow, hail etc.

Average rainy days (rain/snow) in Ulaanbaatar, Mongolia   Copyright © 2022  weather-and-climate.com

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Average humidity

The mean monthly relative humidity over the year

Average relative humidity in Ulaanbaatar, Mongolia   Copyright © 2022  weather-and-climate.com

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Weather Forecasts for Ulaanbaatar

THU May 26
22°C | 9°C
Patchy rain possible

Patchy rain possible

FRI May 27
16°C | 1°C
Moderate rain

Moderate rain

SAT May 28
9°C | -1°C
Moderate rain

Moderate rain

The best time of year to visit Ulaanbaatar in Mongolia

Ulaanbaatar the coldest capital in the world. The winter takes a very long time in this city. The average 24-hour temperature in January and February is around or slightly below the minus 20 degrees Celsius (-4 Fahrenheit), while the mercury can drop some nights to no less than minus forty degrees Celsius (-40 F). After a short spring (where you might experience sand storms), the temperatures rise rapidly to over twenty degrees Celsius (68 F) during the day. Regularly there will be days with more than thirty degrees (86 F). The summer months are also the wettest months, although in absolute terms this period is still not very wet.

During the month of June, July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20 degrees Celsius (68°F) and 25 degrees Celsius (77°F).

Other facts from our historical climate data:

  • Which is the warmest month in Ulaanbaatar?
    July has an average maximum temperature of 25.0°C (77°F) and is the warmest month of the year.
  • Which is the coldest month in Ulaanbaatar?
    The coldest month is January with an average maximum temperature of -16.0°C (3.2°F).
  • Which is the wettest month in Ulaanbaatar?
    August tops the wettest month list with 70mm (2.8in) of rainfall.
  • Which is the driest month in Ulaanbaatar?
    January is the driest month with 2mm (0.1in) of precipitation.
  • Which is the sunniest month in Ulaanbaatar?
    May is the sunniest month with an average of 300 hours of sunshine.

  • No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.