Ulaanbaatar monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Ulaanbaatar

Ulaanbaatar average temperature chart (Celsius) Ulaanbaatar average temperature chart (Fahrenheit)
Average monthly temperatures in Ulaanbaatar (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -16.2 -11.9 -2.8 7.3 15.9 20.5 22 20.4 14.5 6.2 -5.3 -14.2
°F 2.9 10.5 27 45.1 60.7 68.9 71.6 68.6 58.1 43.2 22.4 6.4

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Ulaanbaatar monthly rainfall chart (mm) Ulaanbaatar monthly rainfall chart (inches)
Average monthly rainfall in Ulaanbaatar (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 3 4 6 16 25 71 86 86 43 15 8 4
inches 0.1 0.2 0.2 0.6 1 2.8 3.4 3.4 1.7 0.6 0.3 0.2
Rainy days 3 3 3 5 8 13 16 16 9 6 4 4

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Ulaanbaatar

Ulaanbaatar average daily sunshine chart
Average daily sunshine Ulaanbaatar
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.5 8.1 9.2 9.4 10.3 10.1 9.2 9.1 9 8.2 6.8 6

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Ulaanbaatar average minimum / maximum temperatures (Celsius) Ulaanbaatar average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Ulaanbaatar (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -27.9 -25.6 -16.8 -7.1 1.1 7 10.1 8.4 1 -7.2 -18 -25.3
Max °C -15.9 -11.6 -2.5 7.7 16.3 20.9 22.3 20.7 14.9 6.6 -5 -14
Min °F -18.2 -14.1 1.9 19.3 34 44.5 50.2 47 33.7 19.1 -0.4 -13.5
Max °F -7.4 -1.5 14.7 32.5 47.7 57 61.2 58.1 46.2 31.5 11.3 -3.3

Sea temperature

The graph below shows the average sea temperature.

Ulaanbaatar average sea temperature chart (Celsius) Ulaanbaatar average sea temperature chart (Fahrenheit)
Average sea temperature around Ulaanbaatar in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 9.3 9.3 10.1 11.1 12.2 13.6 15 15.4 15.2 13.3 11.5 10.1
°F 48.7 48.8 50.1 52 54 56.5 59 59.6 59.3 56 52.7 50.1

Wind speed

The graph below shows the average wind speed.

Ulaanbaatar average winspeed by month (km/h) Ulaanbaatar average winspeed by month (mph)
Average wind speed in Ulaanbaatar (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 7 9 11 15 16 13 11 10 10 10 8 7
mph 5 5 7 9 10 8 7 6 7 6 5 5

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Ulaanbaatar relative humidity averages
Average relative humidity in Ulaanbaatar
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
80% 78% 61% 49% 46% 55% 61% 61% 59% 58% 71% 78%

Other monthly averages

UV index Best time to go?

Ulaanbaatar weather stats

Ulaanbaatar weather statistics
Hottest month: July 22°C 71.6°F
Driest month: January 3mm 0.1ins
Sunniest month: February 8.1hrs
Coldest month: January -16.2°C 2.8°F
Wettest month: August 86mm 3.4ins
Warmest sea: August 15.4°C 59.7°F
Map showing location of Ulaanbaatar (47.90771, 106.88324)

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