Plum Island Weather Forecast

    • 68
    • 83

    Chance Rain Showers

    • 62
    • 75

    Mostly Sunny

    • 67
    • 78

    Mostly Sunny

    • 64
    • 86

    Slight Chance Rain Showers

    • 60
    • 72

    Partly Sunny

    • 61
    • 71

    Slight Chance Rain Showers

Today 14 Aug Eastern Essex

Mostly cloudy with a slight chance of Showers and Thunderstorms this Morning, then partly sunny with a chance of Showers with a slight chance of Thunderstorms this afternoon. Highs in the mid 80s. Southwest Winds around 5 Mph, becoming southeast this afternoon. Chance of rain 50 percent.

Tonight 14 Aug Eastern Essex

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the upper 60s. North Winds 5 to 10 Mph. Gusts up to 20 Mph after midnight. Chance of rain 20 percent.

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Plum Island Temperature Statistics

August Temperature

Beverly, Beverly Municipal Airport (16.8 miles)

  • Lowest 2 August, 2025

    51.7 °F

  • Average August

    69.4 °F

  • Highest 12 August, 2025

    91.9 °F

Climate (2020–Present)

Beverly, Beverly Municipal Airport (16.8 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    51.5 °F

  • Average High 2020–2025

    60.2 °F
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