Climate in Ulaanbaatar
(Mongolia)
Average daytime and nighttime temperatures
All climatic diagrams on this site result from the collected data from 2 measuring stations in Ulaanbaatar.
Weather stations at an altitude above 1310m have not been included.
All data correspond to the average monthly values of the last 20 years.
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Ulaanbaatar is one of the coldest regions in Mongolia with an average daily high temperature of only 7 degrees centigrade. The climate is predominantly frosty cold and in the winter months the mercury column does not even reach the positive range. In the cold season even the maximum temperatures are well below zero. Due to the warmer temperatures the best time for traveling is from April to September. Winter athletes will find their favorite weather conditions from November to March.
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› Daylengths and sun positions in Mongolia
› Compare climate with other regions or countries
Hours of sunshine per day

The number of hours of sunshine refers to the time when the sun is actually visible. That is, without any obstruction of visibility by clouds, fog or mountains. With 11 hours per day, May is the sunniest month in the province of Ulaanbaatar. In December the sun shines the shortest.
Rainy days per month

A rainy day is a day on which at least an amount of 0.1 mm precipitation (=0.1 liter) per square meter falls. This can be rain, snow, hail or even dew. So it does not have to rain the whole day. With 10 rainy days, July offers the most number of rainy days, and in January the least.
Precipitation in mm/day

The amount of precipitation is measured in millimeters per square meter. Thus, at 2 mm/day, 2 liters of water fall on one square meter within 24 hours. With only 0.040 mm, the least rain falls in January. July, on the other hand, has the most rain.
Relative humidity in %

Warm air can absorb more moisture than cold air. The relative humidity indicates how much moisture of the physically possible is actually contained in the air. At high humidity, the person feels uncomfortable and perceives this as oppressive. In general, a relative humidity of 40-60% gives as pleasant. With only 49% humidity on average, it is quite dry in May. The highest value of 78% is experienced here in January.
Absolute humidity in g/m³

In warm months, there is also a higher absolute humidity almost everywhere. At a temperature of 25°C, air can absorb up to 23 grams of water per cubic meter. At 20°C, it is only 17.3 grams. A relative humidity of 40% at 25°C thus corresponds to an absolute humidity of 9.2 grams of water. From a proportion of approx. 13.5 grams, humans perceive the air as muggy.
Climate charts for other provinces in Mongolia

Most important cities in the province »Ulaanbaatar«
As the capital region, it is arguably the most important part of Mongolia.City | Population | Geo-Position | |
---|---|---|---|
Ulaanbaatar | 1,515,593 | 47° 54' 28"N | 106° 52' 60"E |
Data basis: German Weather Service, individual values averaged and supplemented by own elements. Data on cities and inhabitants: geonames.org, United Nations Statistics Division and own research.