Prosser Weather Forecast

    • 42
    • 66

    Slight Chance Rain Showers

    • 41
    • 67

    Partly Sunny

    • 39
    • 67

    Partly Sunny

    • 36
    • 63

    Partly Sunny

    • 42
    • 66

    Partly Sunny

    • 44
    • 71

    Mostly Cloudy

Today 26 Apr Lower Columbia Basin of Washington

Mostly cloudy. A 20 percent chance of rain Showers in the morning. Highs in the mid to upper 60s. Southwest wind 5 to 15 Mph.

Tonight 26 Apr Lower Columbia Basin of Washington

Partly cloudy. Lows in the lower to mid 40s. Southwest wind 5 to 15 Mph with Gusts to around 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Prosser Temperature Statistics

April Temperature

Sunnyside Municipal Airport (12.4 miles)

  • Lowest 7 April, 2024

    29.8 °F

  • Average April

    51.5 °F

  • Highest 2 April, 2024

    81.7 °F

Climate (2019–Present)

Sunnyside Municipal Airport (12.4 miles)

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  • Average Low 2019–2024

    39.4 °F

  • Average 2019–2024

    52.1 °F

  • Average High 2019–2024

    64.5 °F
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