Plymouth Weather Forecast

    • 55
    • 76

    Mostly Cloudy

    • 56
    • 72

    Rain Likely

    • 49
    • 72

    Chance Rain

    • 50
    • 76

    Partly Sunny

    • 53
    • 83

    Mostly Sunny

    • 60
    • 90

    Mostly Sunny

    • 62
    • 95

    Partly Sunny

Today 1 Jun Lower Columbia Basin of Washington

Mostly cloudy. Highs in the upper 70s to lower 80s. Southwest wind 5 to 15 Mph.

Tonight 1 Jun Lower Columbia Basin of Washington

Mostly cloudy. Lows in the lower to mid 50s. West wind 5 to 15 Mph with Gusts to around 25 Mph.

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Plymouth Temperature Statistics

June Temperature

Hermiston, Hermiston Municipal Airport (8.1 miles)

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  • Average June

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Climate (2019–Present)

Hermiston, Hermiston Municipal Airport (8.1 miles)

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  • Average Low 2019–2024

    42.8 °F

  • Average 2019–2024

    54.9 °F

  • Average High 2019–2024

    67 °F
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