Hat Rock State Park Weather Forecast

    • 47
    • 69

    Gradual Clearing

    • 51
    • 72

    Mostly Cloudy

    • 53
    • 75

    Mostly Cloudy

    • 48
    • 73

    Mostly Cloudy

    • 39
    • 63

    Partly Sunny

    • 39
    • 60

    Partly Sunny

Today 17 Mar Lower Columbia Basin of Oregon

Mostly cloudy. Highs in the mid to upper 60s. Southwest wind 5 to 15 Mph.

Tonight 17 Mar Lower Columbia Basin of Oregon

Mostly cloudy. Lows in the mid to upper 40s. Southwest wind 5 to 15 Mph.

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Hat Rock State Park Temperature Statistics

March Temperature

Hermiston, Hermiston Municipal Airport (7.5 miles)

  • Lowest 1 March, 2026

    27.6 °F

  • Average March

    48.7 °F

  • Highest 7 March, 2026

    70 °F

Climate (2021–Present)

Hermiston, Hermiston Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    67.7 °F
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