Prosser Airport Weather Forecast

    • 57
    • 85

    Increasing Clouds

    • 55
    • 87

    Mostly Sunny

    • 55
    • 88

    Sunny

    • 53
    • 87

    Sunny

    • 55
    • 88

    Sunny

    • 58
    • 92

    Sunny

Today 17 Aug Lower Columbia Basin of Washington

Sunny. Highs in the lower to mid 80s. Southwest wind 5 to 10 Mph.

Tonight 17 Aug Lower Columbia Basin of Washington

Partly cloudy. Lows in the upper 50s to lower 60s. Southwest wind 5 to 10 Mph.

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Prosser Airport Temperature Statistics

August Temperature

Sunnyside Municipal Airport (11.2 miles)

  • Lowest

  • Average August

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Climate (2020–Present)

Sunnyside Municipal Airport (11.2 miles)

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  • Average Low 2020–2025

    38.9 °F
  • Average 2020–2025

    51.4 °F
  • Average High 2020–2025

    63.6 °F
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