Port Jefferson Weather Forecast

    • 20
    • 24

    Chance Snow Showers

    • 24
    • 43

    Mostly Cloudy

    • 19
    • 31

    Mostly Sunny

    • 32
    • 38

    Chance Rain

    • 35
    • 46

    Slight Chance Rain

    • 44
    • 51

    Chance Rain

Today 19 Dec Shelby

Mostly cloudy with a chance of snow Showers this Morning, then partly cloudy this afternoon. Blustery and much cooler with Highs in the mid 20s. West Winds 15 to 25 Mph. Gusts up to 40 Mph until late afternoon. Chance of snow 50 percent.

Tonight 19 Dec Shelby

Partly cloudy in the Evening, then clearing. Lows around 20. West Winds 10 to 15 Mph, becoming south 5 to 10 Mph after midnight.

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Port Jefferson Temperature Statistics

December Temperature

Bellefontaine Regional Airport (14.3 miles)

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Climate (2020–Present)

Bellefontaine Regional Airport (14.3 miles)

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  • Average Low 2020–2025

    45.7 °F

  • Average 2020–2025

    54.3 °F

  • Average High 2020–2025

    62.9 °F
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