New West Side Weather Forecast

    • 42
    • 56

    Rain Likely

    • 38
    • 51

    Rain

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    • 51

    Rain

    • 37
    • 55

    Chance Rain

    • 37
    • 58

    Mostly Cloudy

    • 44
    • 64

    Chance Rain

Today 13 Apr Cowlitz County Lowlands

Mostly cloudy with Showers likely in the Morning, then partly sunny with a chance of Showers in the afternoon. Highs in the mid 50s. West wind 5 to 10 Mph. Chance of rain 70 percent. Rainfall Amounts less than a tenth of an inch.

Tonight 13 Apr Cowlitz County Lowlands

Mostly cloudy with a 50 percent chance of rain Showers. Lows in the lower 40s. West wind 5 to 10 Mph, becoming light after midnight. 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

    53.7 °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

    62.6 °F
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