Longview Weather Forecast

    • 47
    • 58

    Rain

    • 41
    • 59

    Slight Chance Rain

    • 44
    • 59

    Mostly Cloudy

    • 52
    • 56

    Rain

    • 46
    • 59

    Rain

    • 42
    • 57

    Chance Rain

    • 46
    • 57

    Chance Rain

Today 28 Oct Cowlitz County Lowlands

Mostly cloudy with a 40 percent chance of rain. Highs in the upper 50s. Southeast wind 5 to 10 Mph. Rainfall Amounts less than a tenth of an inch.

Tonight 28 Oct Cowlitz County Lowlands

Rain with a slight chance of Thunderstorms this Evening, then rain after midnight. Lows in the mid 40s. South wind 10 to 15 Mph. Chance of rain near 100 percent. Rainfall Amounts around a quarter of an Inch, except higher Amounts possible in Thunderstorms.

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Longview Temperature Statistics

October Temperature

Southwest Washington Regional Airport (2.5 miles)

  • Lowest 15 October, 2025

    32 °F

  • Average October

    53.8 °F

  • Highest 7 October, 2025

    80.1 °F

Climate (2020–Present)

Southwest Washington Regional Airport (2.5 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.8 °F

  • Average High 2020–2025

    62.3 °F
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