Knappa Slough - Knappa Weather Forecast

    • 54
    • 65

    Decreasing Clouds

    • 61
    • 82

    Mostly Sunny

    • 57
    • 82

    Mostly Sunny

    • 57
    • 74

    Partly Sunny

    • 56
    • 70

    Partly Sunny

    • 56
    • 67

    Mostly Cloudy

    • 56
    • 67

    Mostly Cloudy

Today 14 Jul North Oregon Coast Range Lowlands

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

Tonight 14 Jul North Oregon Coast Range Lowlands

Partly cloudy. Patchy fog after midnight. Lows in the lower 50s. Northwest wind 5 to 10 Mph.

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Knappa Slough - Knappa Temperature Statistics

July Temperature

Astoria, Astoria Regional Airport (13.7 miles)

  • Lowest 6 July, 2025

    47.6 °F

  • Average July

    59.4 °F

  • Highest 11 July, 2025

    72 °F

Climate (2020–Present)

Astoria, Astoria Regional Airport (13.7 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    59.5 °F
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