Hat Rock State Park Weather Forecast

    • 56
    • 82

    Mostly Sunny

    • 63
    • 94

    Increasing Clouds

    • 59
    • 87

    Partly Sunny

    • 57
    • 83

    Partly Sunny

    • 56
    • 85

    Mostly Sunny

    • 59
    • 89

    Sunny

    • 64
    • 97

    Hot

Today 23 Jun Lower Columbia Basin of Oregon

Sunny. Highs in the mid 80s. West wind 5 to 10 Mph.

Tonight 23 Jun Lower Columbia Basin of Oregon

Mostly clear. Lows in the mid to upper 50s. North wind 5 to 10 Mph shifting to the south overnight.

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Hat Rock State Park Temperature Statistics

June Temperature

Hermiston, Hermiston Municipal Airport (7.5 miles)

  • Lowest 2 June, 2025

    40.6 °F

  • Average June

    70.5 °F

  • Highest 9 June, 2025

    104.6 °F

Climate (2020–Present)

Hermiston, Hermiston Municipal Airport (7.5 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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