West Longview Weather Forecast

    • 43
    • 69

    Mostly Sunny

    • 43
    • 72

    Mostly Sunny

    • 40
    • 62

    Partly Sunny

    • 39
    • 61

    Partly Sunny

    • 41
    • 57

    Rain Likely

    • 41
    • 60

    Chance Rain

Today 20 Oct Cowlitz County Lowlands

Sunny. Highs in the lower 70s. Winds light.

Tonight 20 Oct Cowlitz County Lowlands

Mostly clear. Lows in the lower 40s. Winds light in the Evening, becoming light and variable.

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West Longview Temperature Statistics

October Temperature

Southwest Washington Regional Airport (6.2 miles)

  • Lowest 11 October, 2026

    36 °F

  • Average October

    56.7 °F

  • Highest 4 October, 2026

    79 °F

Climate (2021–2026)

Southwest Washington Regional Airport (6.2 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.2 °F

  • Average High 2021–2026

    62.5 °F
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