Seaside Beach Weather Forecast

    • 44
    • 53

    Rain Showers Likely

    • 44
    • 51

    Rain Showers

    • 41
    • 51

    Rain

    • 40
    • 49

    Rain

    • 42
    • 52

    Chance Rain

    • 41
    • 52

    Mostly Cloudy

    • 45
    • 56

    Rain Likely

Today 12 Apr Clatsop County Coast

Partly sunny with a 20 percent chance of Showers. Highs in the upper 50s. Northwest wind 5 to 10 Mph.

Tonight 12 Apr Clatsop County Coast

Mostly cloudy. A chance of Showers this Evening, then Showers likely after midnight. Lows in the mid 40s. West wind 5 to 10 Mph. Chance of rain 70 percent. Rainfall Amounts less than a tenth of an inch.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Seaside Beach Temperature Statistics

April Temperature

Astoria, Astoria Regional Airport (11.2 miles)

  • Lowest 8 April, 2026

    34.6 °F

  • Average April

    50.7 °F

  • Highest 5 April, 2026

    70.6 °F

Climate (2021–Present)

Astoria, Astoria Regional Airport (11.2 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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