Plum Island Weather Forecast

    • 50
    • 58

    Chance Rain Showers

    • 52
    • 59

    Partly Sunny

    • 56
    • 63

    Rain Showers Likely

    • 57
    • 66

    Rain Showers Likely

    • 49
    • 65

    Chance Rain Showers

    • 46
    • 57

    Chance Rain Showers

Today 14 Oct Door

Mostly cloudy with a chance of Showers. Temperatures in the mid to upper 50s. North wind 5 to 10 Mph.

Tonight 14 Oct Door

Showers likely in the Evening, then a chance of Showers after midnight. Lows in the upper 40s. Northeast wind 5 to 10 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plum Island Temperature Statistics

October Temperature

Ephraim-Gibraltar Airport (16.2 miles)

  • Lowest 8 October, 2025

    41 °F

  • Average October

    58.6 °F

  • Highest 4 October, 2025

    83.7 °F

Climate (2020–Present)

Ephraim-Gibraltar Airport (16.2 miles)

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  • Average Low 2020–2025

    39 °F

  • Average 2020–2025

    45.7 °F

  • Average High 2020–2025

    52.9 °F
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