Crescent Harbor Weather Forecast

    • 57
    • 64

    Mostly Cloudy

    • 56
    • 62

    Mostly Cloudy

    • 55
    • 61

    Mostly Cloudy

    • 56
    • 62

    Partly Sunny

    • 56
    • 63

    Partly Sunny

    • 56
    • 63

    Chance Rain

Today 18 Sep Coastal Del Norte

Sunny then becoming partly cloudy late in the morning then becoming mostly cloudy. Highs 66 to 81. Northwest wind 5 to 15 Mph.

Tonight 18 Sep Coastal Del Norte

Mostly cloudy. Lows 51 to 61. Northwest wind around 15 Mph shifting to the north overnight.

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Crescent Harbor Temperature Statistics

September Temperature

Crescent City, Jack McNamara Field Airport (3.1 miles)

  • Lowest 15 September, 2025

    48 °F

  • Average September

    59.3 °F

  • Highest 8 September, 2025

    70 °F

Climate (2020–Present)

Crescent City, Jack McNamara Field Airport (3.1 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    58.2 °F
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