Climate almanac

Tri-Cities

Washington, United States · 46.25°, -119.20°

+ Compare

What is the weather like in Tri-Cities in August?

In August, Tri-Cities is typically 96°F (36°C) during the day and 64°F (18°C) at night. The month brings about 0.1 in (2 mm) of precipitation in total.

  • Average high96°F (36°C)
  • Average low64°F (18°C)
  • Precipitation0.1 in (2 mm)
  • Clear or mostly clear days22
  • Based on2016-2025 daily ERA5 reanalysis data (10-year normals)