Columbia River - Bernie Slough Weather Forecast

    • 59
    • 77

    Increasing Clouds

    • 55
    • 66

    Rain

    • 52
    • 68

    Partly Sunny

    • 56
    • 77

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

    • 57
    • 75

    Partly Sunny

    • 57
    • 73

    Mostly Sunny

Today 31 Jul Willapa and Wahkiakum Lowlands

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

Tonight 31 Jul Willapa and Wahkiakum Lowlands

Partly cloudy this Evening, then mostly cloudy with a chance of rain after midnight. Lows in the upper 50s. West wind 5 to 10 Mph, becoming light after midnight. Chance of rain 50 percent. Rainfall Amounts less than a tenth of an inch.

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Columbia River - Bernie Slough Temperature Statistics

July Temperature

Astoria, Astoria Regional Airport (23 miles)

  • Lowest 13 July, 2026

    46.7 °F

  • Average July

    61.2 °F

  • Highest 20 July, 2026

    77.6 °F

Climate (2021–2026)

Astoria, Astoria Regional Airport (23 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    59.8 °F
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