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Weather & Climate in Ust’-Kut, Russia
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Ust’-Kut has a cool climate with an average annual temperature of 27°F (-3°C). Winters average -10°F in January while summers reach 64°F in July / a wide seasonal temperature swing of 74°F. The area gets 305 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 17.2 inches (drier than the 38-inch national average). The area receives 5.9 inches of snow annually. The city sits at an elevation of 935 feet.
Temperature
-10°F Jan (-23°C)
64°F Jul (18°C)
| Annual Average | 27.4°F |
| 49% below US avg | |
| January Average | -10°F (-23°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 305 days/yr |
Geography
| Elevation | 935 ft (285 m) |
| Area | 21.6 sq mi (56.0 km²) |
| Population Density | 2,230/sq mi |
| Coordinates | 56.7979°N, 105.7866°W |
| Timezone | Asia/Irkutsk |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.1.
| Jan 1, 1996 | 29 km NW of Markovo, Russia | M4.1 | 93 km | 33 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | -10°F (-23°C) | 0.7 in | Coldest |
| February | -3°F (-20°C) | 0.5 in | Driest |
| March | 12°F (-11°C) | 0.5 in | |
| April | 30°F (-1°C) | 0.7 in | |
| May | 45°F (7°C) | 1.5 in | |
| June | 58°F (15°C) | 1.9 in | |
| July | 64°F (18°C) | 3.0 in | Warmest |
| August | 58°F (14°C) | 3.1 in | Wettest |
| September | 44°F (7°C) | 1.8 in | |
| October | 27°F (-3°C) | 1.3 in | |
| November | 9°F (-13°C) | 1.1 in | |
| December | -5°F (-20°C) | 1.1 in |
Ust’-Kut has a seasonal temperature swing of 74°F / from -10°F in January to 64°F in July. Total annual precipitation is 17.2 inches, with August being the wettest month (3.1") and February the driest (0.5").