New West Side Weather Forecast

    • 46
    • 61

    Slight Chance Rain Showers

    • 41
    • 62

    Partly Sunny

    • 46
    • 71

    Mostly Sunny

    • 47
    • 76

    Partly Sunny

    • 47
    • 70

    Mostly Cloudy

    • 50
    • 73

    Partly Sunny

Today 27 Apr Cowlitz County Lowlands

Partly sunny. A slight chance of rain in the afternoon. Highs in the lower 60s. Southwest wind 5 to 10 Mph. Chance of rain 20 percent.

Tonight 27 Apr Cowlitz County Lowlands

Mostly cloudy. Patchy fog. Lows in the mid 40s. Winds light.

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New West Side Temperature Statistics

April Temperature

Southwest Washington Regional Airport (2.5 miles)

  • Lowest 9 April, 2026

    35.1 °F

  • Average April

    52.7 °F

  • Highest 5 April, 2026

    79 °F

Climate (2021–Present)

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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