Union Gap Weather Forecast

    • 51
    • 86

    Breezy

    • 51
    • 81

    Areas Smoke

    • 56
    • 84

    Sunny

    • 59
    • 91

    Mostly Sunny

    • 60
    • 96

    Sunny

    • 62
    • 96

    Sunny

    • 61
    • 95

    Sunny

Today 1 Aug Yakima Valley

Sunny. Highs in the 80s. Windy. West wind 20 to 30 Mph with Gusts to around 40 Mph.

Tonight 1 Aug Yakima Valley

Clear. Lows in the upper 40s to lower 50s. Windy. West wind 20 to 30 Mph with Gusts to around 40 Mph shifting to the northwest 5 to 15 Mph with Gusts to around 25 Mph overnight.

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Union Gap Temperature Statistics

August Temperature

Yakima Air Terminal - McAllister Field (2.5 miles)

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  • Average August

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Climate (2021–2026)

Yakima Air Terminal - McAllister Field (2.5 miles)

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  • Average Low 2021–2026

    39.5 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    65.3 °F
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