Porcupina Island Weather Forecast

    • 49
    • 62

    Decreasing Clouds

    • 45
    • 71

    Mostly Sunny

    • 42
    • 71

    Mostly Sunny

    • 46
    • 71

    Partly Sunny

    • 45
    • 76

    Mostly Sunny

    • 41
    • 68

    Mostly Sunny

    • 48
    • 70

    Partly Sunny

Today 7 Sep Coastal Hancock

Rain. Highs in the mid 60s. North Winds around 5 Mph. Chance of rain near 100 percent.

Tonight 7 Sep Coastal Hancock

Mostly cloudy. Scattered Showers this evening. Lows in the lower 50s. West Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Porcupina Island Temperature Statistics

September Temperature

Bangor, Bangor International Airport (16.8 miles)

  • Lowest 1 September, 2025

    50 °F

  • Average September

    64.9 °F

  • Highest 1 September, 2025

    80.1 °F

Climate (2020–Present)

Bangor, Bangor International Airport (16.8 miles)

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  • Average Low 2020–2025

    38 °F

  • Average 2020–2025

    47.6 °F

  • Average High 2020–2025

    57.1 °F
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