West Longview Weather Forecast

    • 50
    • 73

    Increasing Clouds

    • 50
    • 71

    Gradual Clearing

    • 51
    • 75

    Mostly Sunny

    • 55
    • 80

    Mostly Sunny

    • 56
    • 85

    Sunny

    • 58
    • 85

    Partly Sunny

    • 59
    • 82

    Mostly Sunny

Today 3 Jul Cowlitz County Lowlands

Mostly sunny. Highs in the mid 70s. Northwest wind 5 to 10 Mph.

Tonight 3 Jul Cowlitz County Lowlands

Mostly clear this Evening, then becoming partly cloudy. Lows in the upper 40s. Northwest wind 5 to 10 Mph.

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West Longview Temperature Statistics

July Temperature

Southwest Washington Regional Airport (6.2 miles)

  • Lowest 1 July, 2025

    57.9 °F

  • Average July

    67.3 °F

  • Highest 1 July, 2025

    80.1 °F

Climate (2020–Present)

Southwest Washington Regional Airport (6.2 miles)

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  • Average Low 2020–2025

    45 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62.2 °F
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