Cowlitz River - Longview Weather Forecast

    • 40
    • 54

    Rain Likely

    • 36
    • 50

    Mostly Cloudy

    • 37
    • 48

    Mostly Cloudy

    • 42
    • 49

    Chance Rain

    • 40
    • 50

    Chance Rain

    • 41
    • 48

    Mostly Cloudy

Today 28 Nov Cowlitz County Lowlands

Mostly cloudy this Morning, then becoming partly sunny. Highs in the mid 50s. Winds light.

Tonight 28 Nov Cowlitz County Lowlands

Mostly cloudy. Lows in the upper 30s. Winds light.

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Cowlitz River - Longview Temperature Statistics

November Temperature

Southwest Washington Regional Airport (2.5 miles)

  • Lowest 17 November, 2025

    36 °F

  • Average November

    49 °F

  • Highest 1 November, 2025

    60.1 °F

Climate (2020–Present)

Southwest Washington Regional Airport (2.5 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    62.3 °F
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