Climate almanac

Riverton

Wyoming, United States · 43.02°, -108.38°

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What is the weather like in Riverton in December?

In December, Riverton is typically 35°F (2°C) during the day and 17°F (-9°C) at night. The month brings about 0.7 in (17 mm) of precipitation in total. Snowfall averages about 4.3 in (109 mm) over the month.

  • Average high35°F (2°C)
  • Average low17°F (-9°C)
  • Precipitation0.7 in (17 mm)
  • Clear or mostly clear days11
  • Snowfall4.3 in (109 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)