Seaside Weather Forecast

    • 57
    • 73

    Patchy Smoke

    • 57
    • 68

    Mostly Cloudy

    • 57
    • 68

    Partly Sunny

    • 57
    • 66

    Partly Sunny

    • 57
    • 65

    Mostly Cloudy

    • 57
    • 65

    Mostly Cloudy

Today 5 Aug Clatsop County Coast

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

Tonight 5 Aug Clatsop County Coast

Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 50s. Northwest wind 5 to 10 Mph.

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Seaside Temperature Statistics

August Temperature

Astoria, Astoria Regional Airport (11.2 miles)

  • Lowest 3 August, 2026

    48 °F

  • Average August

    61.7 °F

  • Highest 3 August, 2026

    73.9 °F

Climate (2021–2026)

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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