Plum Island Weather Forecast

    • 22
    • 42

    Increasing Clouds

    • 15
    • 34

    Mostly Cloudy

    • 23
    • 30

    Snow

    • 18
    • 37

    Slight Chance Rain/Snow

    • 11
    • 25

    Mostly Cloudy

    • 16
    • 23

    Chance Snow

    • 16
    • 27

    Chance Snow

Today 30 Jan Door

Sunny. Temperatures in the upper 30s to mid 40s. Light and variable wind.

Tonight 30 Jan Door

Mostly clear. Lows in the lower 20s. Light and variable wind becoming northeast 5 to 10 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Plum Island Temperature Statistics

January Temperature

Ephraim-Gibraltar Airport (16.2 miles)

  • Lowest 21 January, 2025

    -13.9 °F

  • Average January

    17.4 °F

  • Highest 28 January, 2025

    39.2 °F

Climate (2020–Present)

Ephraim-Gibraltar Airport (16.2 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    45.6 °F

  • Average High 2020–2025

    52.6 °F
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