Paterson Slough Weather Forecast

    • 42
    • 64

    Increasing Clouds

    • 35
    • 67

    Mostly Sunny

    • 49
    • 62

    Rain Likely

    • 41
    • 63

    Chance Rain

    • 37
    • 62

    Mostly Sunny

    • 37
    • 62

    Partly Sunny

    • 39
    • 62

    Partly Sunny

Today 16 Oct Lower Columbia Basin of Washington

Sunny. Widespread frost in the morning. Highs in the lower to mid 60s. South wind 5 to 10 Mph.

Tonight 16 Oct Lower Columbia Basin of Washington

Partly cloudy. Lows in the upper 30s to lower 40s. South wind 5 to 10 Mph. Gusts up to 20 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Paterson Slough Temperature Statistics

October Temperature

Hermiston, Hermiston Municipal Airport (14.9 miles)

  • Lowest 14 October, 2025

    30 °F

  • Average October

    54.9 °F

  • Highest 8 October, 2025

    75.9 °F

Climate (2020–Present)

Hermiston, Hermiston Municipal Airport (14.9 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    67.5 °F
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