Fort Stevens State Park Weather Forecast

    • 52
    • 65

    Mostly Cloudy

    • 53
    • 72

    Mostly Sunny

    • 53
    • 70

    Mostly Sunny

    • 55
    • 66

    Partly Sunny

    • 55
    • 65

    Mostly Cloudy

    • 55
    • 65

    Partly Sunny

Today 15 Sep Clatsop County Coast

Mostly cloudy this Morning, then becoming mostly sunny. Patchy fog this morning. Highs in the mid 60s. Northwest wind 5 to 10 Mph.

Tonight 15 Sep Clatsop County Coast

Mostly clear. Lows in the lower 50s. Winds light.

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Fort Stevens State Park Temperature Statistics

September Temperature

Astoria, Astoria Regional Airport (4.3 miles)

  • Lowest 8 September, 2026

    48.7 °F

  • Average September

    60.3 °F

  • Highest 9 September, 2026

    77.6 °F

Climate (2021–2026)

Astoria, Astoria Regional Airport (4.3 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    59.9 °F
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