New West Side Weather Forecast

    • 53
    • 77

    Partly Sunny

    • 45
    • 63

    Chance Rain Showers

    • 43
    • 61

    Chance Rain Showers

    • 42
    • 65

    Mostly Sunny

    • 44
    • 67

    Partly Sunny

    • 47
    • 66

    Partly Sunny

Today 8 Oct Cowlitz County Lowlands

Mostly sunny. Highs in the upper 70s. Winds light.

Tonight 8 Oct Cowlitz County Lowlands

Partly cloudy in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the lower 50s. Winds light.

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New West Side Temperature Statistics

October Temperature

Southwest Washington Regional Airport (2.5 miles)

  • Lowest 1 October, 2026

    46.9 °F

  • Average October

    60.9 °F

  • Highest 4 October, 2026

    79 °F

Climate (2021–2026)

Southwest Washington Regional Airport (2.5 miles)

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  • Average Low 2021–2026

    45.2 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    62.5 °F
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