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Weather & Climate in Bayan-Ovoo, Mongolia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Bayan-Ovoo has a cool climate with an average annual temperature of 33°F (1°C). Winters average 10°F in January while summers reach 62°F in July. The area gets 334 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 3.1 inches (drier than the 38-inch national average). The area receives 3.2 inches of snow annually. The city sits at an elevation of 4,701 feet.
Temperature
10°F Jan (-12°C)
62°F Jul (17°C)
| Annual Average | 33.4°F |
| 38% below US avg | |
| January Average | 10°F (-12°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 334 days/yr |
Geography
| Elevation | 4,701 ft (1,433 m) |
| Area | 834.4 sq mi (2,161.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | 44.6167°N, 94.9167°W |
| Timezone | Asia/Hovd |
Precipitation & Snow
Air Quality
Earthquake History
10 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.0.
| Jan 17, 2022 | 197 km SSW of Altai, Mongolia | M5.0 | 24 km | 10 km |
| Dec 1, 1993 | 243 km N of Hami, China | M4.7 | 101 km | 33 km |
| May 30, 1996 | 187 km S of Altai, Mongolia | M4.7 | 133 km | 33 km |
| Jun 10, 2005 | Western Mongolia | M4.5 | 98 km | 10 km |
| Aug 17, 1994 | 217 km NNE of Hami, China | M4.4 | 69 km | 33 km |
| Dec 11, 2001 | 226 km SW of Altai, Mongolia | M4.2 | 55 km | 33 km |
| Mar 6, 2001 | 210 km N of Hami, China | M4.1 | 121 km | 33 km |
| Jul 6, 2020 | 206 km N of Hami, China | M4.0 | 142 km | 10 km |
| May 17, 2008 | 227 km ENE of Hami, China | M4.0 | 128 km | 10 km |
| Jul 24, 2005 | 177 km N of Hami, China | M3.8 | 90 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 10°F (-12°C) | 0.0 in | Driest |
| February | 7°F (-14°C) | 0.1 in | |
| March | 20°F (-7°C) | 0.2 in | |
| April | 37°F (3°C) | 0.3 in | |
| May | 50°F (10°C) | 0.4 in | |
| June | 59°F (15°C) | 0.9 in | |
| July | 62°F (17°C) | 1.4 in | Warmest, Wettest |
| August | 59°F (15°C) | 1.2 in | |
| September | 49°F (9°C) | 0.6 in | |
| October | 34°F (1°C) | 0.3 in | |
| November | 17°F (-9°C) | 0.1 in | |
| December | 6°F (-14°C) | 0.1 in | Coldest |
Bayan-Ovoo has a seasonal temperature swing of 56°F / from 6°F in December to 62°F in July. Total annual precipitation is 5.6 inches, with July being the wettest month (1.4") and January the driest (0.0").