Climate almanac

Ust’-Kut

Irkutsk Oblast, Russia · 56.80°, 105.79°

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What is the climate like in Ust’-Kut?

The best time to visit Ust’-Kut is typically June – August, with trip comfort peaking in July (6.9/10). Ust’-Kut is warmest in July, when daily highs average 76°F (24°C), and coolest in January, when lows fall to about -19°F (-28°C). The wettest month is typically June and the driest is January; the year sees roughly 20 in (520 mm) of precipitation.

  • Best time to visitJune – August — comfort peaks in July (6.9/10)
  • Warmest monthJuly — average high 76°F (24°C)
  • Coolest monthJanuary — average low -19°F (-28°C)
  • Wettest monthJune (2.5 in (64 mm))
  • Driest monthJanuary (0.9 in (23 mm))
  • Annual precipitation20 in (520 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
  • Records fromOrlinga, 83 km away (1932-2025)