Columbia River - Kalama River Entrance Weather Forecast

    • 67
    • 98

    Patchy Smoke

    • 64
    • 100

    Chance Rain Showers

    • 59
    • 84

    Partly Sunny

    • 57
    • 84

    Partly Sunny

    • 57
    • 74

    Mostly Cloudy

    • 56
    • 77

    Partly Sunny

    • 57
    • 76

    Partly Sunny

Today 21 Jul Cowlitz County Lowlands

Sunny. Patchy smoke. Highs in the upper 90s. Winds light.

Tonight 21 Jul Cowlitz County Lowlands

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

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Columbia River - Kalama River Entrance Temperature Statistics

July Temperature

Southwest Washington Regional Airport (5.6 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 (5.6 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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