Plymouth Park Weather Forecast

    • 57
    • 81

    Slight Chance Rain Showers

    • 60
    • 90

    Mostly Sunny

    • 62
    • 96

    Sunny

    • 65
    • 97

    Hot

    • 62
    • 94

    Mostly Sunny

    • 62
    • 93

    Mostly Sunny

    • 62
    • 93

    Sunny

Today 21 Jul Lower Columbia Basin of Washington

Mostly cloudy with a 50 percent chance of rain Showers. Highs in the mid 70s to lower 80s. Southwest wind 5 to 10 Mph. Rainfall Amounts less than a tenth of an inch.

Tonight 21 Jul Lower Columbia Basin of Washington

Partly cloudy. A 20 percent chance of rain Showers in the evening. Lows in the mid 50s to lower 60s. West wind 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plymouth Park Temperature Statistics

July Temperature

Hermiston, Hermiston Municipal Airport (8.1 miles)

  • Lowest 6 July, 2025

    53.7 °F

  • Average July

    78.1 °F

  • Highest 8 July, 2025

    104.6 °F

Climate (2020–Present)

Hermiston, Hermiston Municipal Airport (8.1 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    67.5 °F
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