New West Side Weather Forecast

    • 50
    • 77

    Rain Likely

    • 48
    • 60

    Rain Likely

    • 45
    • 57

    Rain Likely

    • 43
    • 67

    Mostly Sunny

    • 45
    • 73

    Mostly Sunny

    • 45
    • 72

    Partly Sunny

Today 20 Apr Cowlitz County Lowlands

Mostly cloudy in the Morning, then partly sunny with a slight chance of rain in the afternoon. Highs in the mid 70s. Winds Light, becoming west 5 to 10 Mph in the afternoon. Chance of rain 20 percent.

Tonight 20 Apr Cowlitz County Lowlands

Mostly cloudy with a 50 percent chance of rain. Lows in the upper 40s. Winds light. Rainfall Amounts less than a tenth of an inch.

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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

    52.2 °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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