West Side Highway Weather Forecast

    • 39
    • 56

    Increasing Clouds

    • 42
    • 56

    Mostly Cloudy

    • 51
    • 57

    Rain

    • 41
    • 56

    Rain

    • 41
    • 55

    Mostly Cloudy

    • 43
    • 55

    Chance Rain

    • 47
    • 55

    Rain Likely

Today 29 Oct Cowlitz County Lowlands

Mostly sunny. Highs in the upper 50s. Winds light.

Tonight 29 Oct Cowlitz County Lowlands

Mostly clear this Evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the upper 30s. Winds light.

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West Side Highway Temperature Statistics

October Temperature

Southwest Washington Regional Airport (5 miles)

  • Lowest 15 October, 2025

    32 °F

  • Average October

    53.5 °F

  • Highest 7 October, 2025

    80.1 °F

Climate (2020–Present)

Southwest Washington Regional Airport (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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