Climate almanac

Prosser

Washington, United States · 46.21°, -119.77°

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What is the weather like in Prosser in January?

In January, Prosser is typically 42°F (5°C) during the day and 29°F (-2°C) at night. The month brings about 1.8 in (45 mm) of precipitation in total. Snowfall averages about 3.1 in (79 mm) over the month.

  • Average high42°F (5°C)
  • Average low29°F (-2°C)
  • Precipitation1.8 in (45 mm)
  • Clear or mostly clear days4
  • Snowfall3.1 in (79 mm)
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)