Sand Island Beach Weather Forecast

    • 57
    • 69

    Mostly Cloudy

    • 58
    • 71

    Chance Rain Showers

    • 57
    • 67

    Chance Rain Showers

    • 57
    • 66

    Mostly Cloudy

    • 57
    • 65

    Mostly Cloudy

    • 56
    • 66

    Mostly Cloudy

Today 21 Jul Clatsop County Coast

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

Tonight 21 Jul Clatsop County Coast

Partly cloudy. Lows in the upper 50s. Winds light.

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  • Temperature Real-Time

Sand Island Beach Temperature Statistics

July Temperature

Astoria, Astoria Regional Airport (9.9 miles)

  • Lowest 13 July, 2026

    46.7 °F

  • Average July

    60.1 °F

  • Highest 13 July, 2026

    74.6 °F

Climate (2021–2026)

Astoria, Astoria Regional Airport (9.9 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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