Sunnyside Wildlife Recreation Area Weather Forecast

    • 40
    • 64

    Mostly Cloudy

    • 38
    • 68

    Mostly Cloudy

    • 39
    • 69

    Partly Sunny

    • 37
    • 67

    Partly Sunny

    • 32
    • 61

    Mostly Sunny

    • 33
    • 56

    Chance Rain Showers

Today 19 Oct Yakima Valley

Cloudy. Highs in the lower to mid 60s. Light wind.

Tonight 19 Oct Yakima Valley

Mostly cloudy. Lows in the upper 30s to lower 40s. Light wind.

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  • Temperature Real-Time

Sunnyside Wildlife Recreation Area Temperature Statistics

October Temperature

Sunnyside Municipal Airport (9.3 miles)

  • Lowest 13 October, 2026

    30.6 °F

  • Average October

    54.9 °F

  • Highest 5 October, 2026

    81.7 °F

Climate (2021–2026)

Sunnyside Municipal Airport (9.3 miles)

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  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    63.1 °F
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