Sand Island Beach Weather Forecast

    • 59
    • 66

    Mostly Cloudy

    • 59
    • 66

    Mostly Cloudy

    • 60
    • 65

    Mostly Cloudy

    • 60
    • 64

    Chance Rain Showers

    • 58
    • 65

    Chance Rain Showers

    • 59
    • 65

    Chance Rain Showers

Today 3 Sep Clatsop County Coast

Mostly cloudy in the Morning, then becoming partly sunny. Areas of fog in the morning. Highs in the mid 70s. Northwest wind 5 to 10 Mph.

Tonight 3 Sep Clatsop County Coast

Mostly cloudy with a 20 percent chance of Showers. Patchy fog. Lows in the upper 50s. Northwest wind 5 to 10 Mph.

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Sand Island Beach Temperature Statistics

September Temperature

Astoria, Astoria Regional Airport (9.9 miles)

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  • Average September

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Climate (2020–Present)

Astoria, Astoria Regional Airport (9.9 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    52.3 °F

  • Average High 2020–2025

    59.5 °F
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