Climate of Ulaanbaatar, Mongolia
Area-weighted average across Ulaanbaatar. For where people actually live and travel, see the cities below.
Ulaanbaatar, a subdivision of Mongolia, has a strongly continental climate on average. Area-weighted monthly temperatures across the whole territory range from -22.9°C / -9.2°F in January to 16.7°C / 62.1°F in July, with rainfall from 2 mm / 0.1 in to 78 mm / 3.1 in depending on the season (287 mm / 11.3 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -22.9°C-9.2°F | 2 mm0.1″ | — |
| February | -19.3°C-2.7°F | 2 mm0.1″ | — |
| March | -10.1°C13.8°F | 4 mm0.2″ | — |
| April | 0.5°C32.9°F | 9 mm0.4″ | — |
| May | 8.9°C48°F | 15 mm0.6″ | — |
| June | 14.6°C58.3°F | 53 mm2.1″ | — |
| July | 16.7°C62.1°F | 78 mm3.1″ | — |
| August | 14.6°C58.3°F | 76 mm3″ | — |
| September | 7.7°C45.9°F | 33 mm1.3″ | — |
| October | -1.1°C30°F | 8 mm0.3″ | — |
| November | -12.4°C9.7°F | 4 mm0.2″ | — |
| December | -19.8°C-3.6°F | 3 mm0.1″ | — |
Frequently asked questions
What is the best time to visit Ulaanbaatar?
Ulaanbaatar, Mongolia does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 16.7°C / 62.1°F, and the driest is January at 2 mm / 0.1 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Ulaanbaatar?
Ulaanbaatar, Mongolia has area-weighted monthly average temperatures ranging from -22.9°C / -9.2°F in January to 16.7°C / 62.1°F in July. Annual rainfall averages about 287 mm / 11.3 in, with the wettest month being July (78 mm / 3.1 in) and the driest January (2 mm / 0.1 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Ulaanbaatar?
The hottest month in Ulaanbaatar is July, with an area-wide average temperature of 16.7°C / 62.1°F.
What is the coldest month in Ulaanbaatar?
The coldest month in Ulaanbaatar is January, with an area-wide average temperature of -22.9°C / -9.2°F.
When does it rain most in Ulaanbaatar?
The wettest month in Ulaanbaatar is July, averaging about 78 mm / 3.1 in of rainfall. The driest is January with about 2 mm / 0.1 in.