Neacanicum River - Mantel Island Weather Forecast

    • 53
    • 65

    Partly Sunny

    • 54
    • 68

    Mostly Sunny

    • 57
    • 71

    Partly Sunny

    • 55
    • 64

    Mostly Cloudy

    • 53
    • 63

    Slight Chance Rain

    • 53
    • 64

    Partly Sunny

    • 54
    • 66

    Partly Sunny

Today 7 Sep Clatsop County Coast

Mostly sunny. Highs in the upper 60s. Winds light.

Tonight 7 Sep Clatsop County Coast

Mostly clear this Evening, then becoming partly cloudy. Patchy fog. Lows in the lower 50s. Winds light.

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Neacanicum River - Mantel Island Temperature Statistics

September Temperature

Astoria, Astoria Regional Airport (11.8 miles)

  • Lowest 5 September, 2026

    51.1 °F

  • Average September

    60.7 °F

  • Highest 4 September, 2026

    70.6 °F

Climate (2021–2026)

Astoria, Astoria Regional Airport (11.8 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    59.9 °F
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