West Side Highway Weather Forecast

    • 52
    • 74

    Increasing Clouds

    • 50
    • 73

    Partly Sunny

    • 50
    • 76

    Mostly Sunny

    • 54
    • 82

    Mostly Sunny

    • 55
    • 86

    Mostly Sunny

    • 56
    • 84

    Mostly Sunny

    • 55
    • 82

    Mostly Sunny

Today 10 Jul Cowlitz County Lowlands

Mostly sunny. Highs in the upper 70s. West wind 5 to 10 Mph.

Tonight 10 Jul Cowlitz County Lowlands

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 50s. West wind 5 to 10 Mph.

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West Side Highway Temperature Statistics

July Temperature

Southwest Washington Regional Airport (5 miles)

  • Lowest 6 July, 2026

    51.1 °F

  • Average July

    63.8 °F

  • Highest 6 July, 2026

    84.9 °F

Climate (2021–2026)

Southwest Washington Regional Airport (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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