Knappa Slough - Knappa Weather Forecast

    • 54
    • 72

    Increasing Clouds

    • 58
    • 79

    Decreasing Clouds

    • 58
    • 79

    Mostly Cloudy

    • 57
    • 78

    Partly Sunny

    • 56
    • 69

    Partly Sunny

    • 56
    • 66

    Partly Sunny

    • 54
    • 66

    Partly Sunny

Today 19 Jul North Oregon Coast Range Lowlands

Sunny. Highs in the lower 80s. Northwest wind 5 to 10 Mph.

Tonight 19 Jul North Oregon Coast Range Lowlands

Partly cloudy in the Evening, then becoming mostly 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 13 July, 2026

    46.7 °F

  • Average July

    59.9 °F

  • Highest 13 July, 2026

    74.6 °F

Climate (2021–2026)

Astoria, Astoria Regional Airport (13.7 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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