Climate of Bayan-Ölgii, Mongolia
Area-weighted average across Bayan-Ölgii. For where people actually live and travel, see the cities below.
Bayan-Ölgii, a subdivision of Mongolia, has a strongly continental climate on average. Area-weighted monthly temperatures across the whole territory range from -21.8°C / -7.2°F in January to 10.8°C / 51.4°F in July, with rainfall from 2 mm / 0.1 in to 44 mm / 1.7 in depending on the season (180 mm / 7.1 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 | -21.8°C-7.2°F | 2 mm0.1″ | — |
| February | -19.3°C-2.7°F | 2 mm0.1″ | — |
| March | -12.8°C9°F | 5 mm0.2″ | — |
| April | -3.6°C25.5°F | 11 mm0.4″ | — |
| May | 3.3°C37.9°F | 17 mm0.7″ | — |
| June | 9°C48.2°F | 33 mm1.3″ | — |
| July | 10.8°C51.4°F | 44 mm1.7″ | — |
| August | 9.1°C48.4°F | 30 mm1.2″ | — |
| September | 3.4°C38.1°F | 18 mm0.7″ | — |
| October | -4.7°C23.5°F | 10 mm0.4″ | — |
| November | -13.8°C7.2°F | 5 mm0.2″ | — |
| December | -20°C-4°F | 3 mm0.1″ | — |
Frequently asked questions
What is the best time to visit Bayan-Ölgii?
Bayan-Ölgii, Mongolia does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 10.8°C / 51.4°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 Bayan-Ölgii?
Bayan-Ölgii, Mongolia has area-weighted monthly average temperatures ranging from -21.8°C / -7.2°F in January to 10.8°C / 51.4°F in July. Annual rainfall averages about 180 mm / 7.1 in, with the wettest month being July (44 mm / 1.7 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 Bayan-Ölgii?
The hottest month in Bayan-Ölgii is July, with an area-wide average temperature of 10.8°C / 51.4°F.
What is the coldest month in Bayan-Ölgii?
The coldest month in Bayan-Ölgii is January, with an area-wide average temperature of -21.8°C / -7.2°F.
When does it rain most in Bayan-Ölgii?
The wettest month in Bayan-Ölgii is July, averaging about 44 mm / 1.7 in of rainfall. The driest is January with about 2 mm / 0.1 in.