Climate in Ulaanbaatar, Mongolia

See the monthly weather averages in graphs below.

Average minimum and maximum temperature over the year

The monthly mean minimum and maximum daily temperature. Show in Fahrenheit

Average min and max temperatures in Ulaanbaatar, Mongolia   Copyright © 2020 www.weather-and-climate.com

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Average monthly hours of sunshine over the year

This is the monthly total of sunhours

Average monthly sunhours in Ulaanbaatar, Mongolia   Copyright © 2020 www.weather-and-climate.com

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Average monthly precipitation over the year (rainfall, snow)

This is the mean monthly precipitation, including rain, snow, hail etc. Show in Inches

Average precipitation (rain/snow) in Ulaanbaatar, Mongolia   Copyright © 2020 www.weather-and-climate.com

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Average monthly rainy days over the year

This is the number of days each month with rain, snow, hail etc.

Average rainy days (rain/snow) in Ulaanbaatar, Mongolia   Copyright © 2020 www.weather-and-climate.com

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Average humidity over the year

This is the mean monthly relative humidity

Average relative humidity in Ulaanbaatar, Mongolia   Copyright © 2020 www.weather-and-climate.com

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Weather Forecasts for Ulaanbaatar

SAT Aug 15
22°C | 12°C

Moderate rain at times

SUN Aug 16
21°C | 11°C

Moderate or heavy rain shower

MON Aug 17
18°C | 2°C

Moderate or heavy rain shower

What To Do

What is the best time of year to go to 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.

Here are some average weather facts we collected from our historical climate data:

  • 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).
  • The months of August have a high chance of precipitation.
  • Ulaanbaatar has dry periods in January, February, March, April, October, November and December.
  • The coldest season / winter is in the months of January, February, March, November and December.
  • The warmest month is July with an average maximum temperature of 25°C (77°F).
  • The coldest month is January with an average maximum temperature of -16°C (3°F).
  • August is the most wet month. This month should be avoided if you are not a big fan of rain.
  • January is the driest month.
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 here.