Sunnyside Wildlife Recreation Area Weather Forecast

    • 50
    • 84

    Mostly Sunny

    • 48
    • 80

    Mostly Sunny

    • 50
    • 81

    Sunny

    • 50
    • 81

    Mostly Sunny

    • 47
    • 81

    Partly Sunny

    • 42
    • 68

    Mostly Sunny

Today 5 Oct Yakima Valley

Sunny. Highs in the lower 80s. Light wind.

Tonight 5 Oct Yakima Valley

Mostly clear. Lows in the upper 40s to lower 50s. Light wind.

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Sunnyside Wildlife Recreation Area Temperature Statistics

October Temperature

Sunnyside Municipal Airport (9.3 miles)

  • Lowest 1 October, 2026

    45 °F

  • Average October

    60.2 °F

  • Highest 2 October, 2026

    79.7 °F

Climate (2021–2026)

Sunnyside Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    51 °F

  • Average High 2021–2026

    63 °F
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