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Weather & Climate in Sümiyn Bulag, Mongolia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Sümiyn Bulag has a cool climate with an average annual temperature of 34°F (1°C). Winters average -4°F in January while summers reach 69°F in July / a wide seasonal temperature swing of 73°F. The area gets 318 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 11.6 inches (drier than the 38-inch national average). The area receives 15.7 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 2,270 feet.
Temperature
-4°F Jan (-20°C)
69°F Jul (20°C)
| Annual Average | 33.6°F |
| 38% below US avg | |
| January Average | -4°F (-20°C) |
| July Average | 69°F (20°C) |
| Sunny Days | 318 days/yr |
Geography
| Elevation | 2,270 ft (692 m) |
| Area | 108.5 sq mi (281.0 km²) |
| Population Density | 0/sq mi |
| Coordinates | 49.1333°N, 114.8833°W |
| Timezone | Asia/Ulaanbaatar |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Jun 29, 1998 | 113 km SW of Zabaykal’sk, Russia | M3.8 | 106 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | -4°F (-20°C) | 0.1 in | Coldest, Driest |
| February | -1°F (-18°C) | 0.1 in | |
| March | 16°F (-9°C) | 0.1 in | |
| April | 36°F (2°C) | 0.3 in | |
| May | 52°F (11°C) | 0.6 in | |
| June | 64°F (18°C) | 1.8 in | |
| July | 69°F (20°C) | 3.3 in | Warmest, Wettest |
| August | 64°F (18°C) | 2.6 in | |
| September | 51°F (11°C) | 1.3 in | |
| October | 34°F (1°C) | 0.3 in | |
| November | 13°F (-11°C) | 0.1 in | |
| December | -2°F (-19°C) | 0.1 in |
Sümiyn Bulag has a seasonal temperature swing of 72°F / from -4°F in January to 69°F in July. Total annual precipitation is 10.7 inches, with July being the wettest month (3.3") and January the driest (0.1").