Southern Island Weather Forecast

    • 37
    • 47

    Mostly Cloudy

    • 37
    • 41

    Rain

    • 29
    • 38

    Rain

    • 23
    • 34

    Mostly Cloudy

    • 21
    • 32

    Mostly Cloudy

    • 24
    • 32

    Partly Sunny

Today 2 Dec Knox

Mostly cloudy. Highs in the mid 40s. Light and variable Winds.

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Southern Island Temperature Statistics

December Temperature

Rockland, Knox County Regional Airport (8.1 miles)

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Climate (2018–Present)

Rockland, Knox County Regional Airport (8.1 miles)

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  • Average Low 2018–2023

    39.5 °F

  • Average 2018–2023

    47.8 °F

  • Average High 2018–2023

    55.2 °F
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