New West Side Weather Forecast

    • 66
    • 97

    Decreasing Clouds

    • 64
    • 100

    Hot

    • 60
    • 86

    Chance Rain Showers

    • 58
    • 84

    Partly Sunny

    • 57
    • 79

    Partly Sunny

    • 57
    • 79

    Partly Sunny

Today 21 Jul Cowlitz County Lowlands

Mostly sunny. Patchy smoke this afternoon. Highs in the upper 90s. Winds light.

Tonight 21 Jul Cowlitz County Lowlands

Partly cloudy in the Evening, then becoming mostly clear. Patchy smoke in the evening. Lows in the mid 60s. Winds light.

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New West Side Temperature Statistics

July Temperature

Southwest Washington Regional Airport (2.5 miles)

  • Lowest 9 July, 2026

    48.9 °F

  • Average July

    64.6 °F

  • Highest 6 July, 2026

    84.9 °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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