Hupper Island Weather Forecast

    • 21
    • 42

    Breezy

    • 20
    • 27

    Partly Sunny

    • 27
    • 36

    Rain/Snow Likely

    • 26
    • 33

    Mostly Cloudy

    • 28
    • 35

    Chance Snow

    • 22
    • 36

    Chance Rain

Today 21 Dec Knox

Partly sunny. A slight chance of rain or snow Showers this morning. Highs in the lower 40s. Temperatures falling into the lower 30s this afternoon. Southwest Winds around 15 Mph, becoming west this afternoon. Gusts up to 35 Mph. Chance of precipitation 20 percent.

Tonight 21 Dec Knox

Mostly clear. Lows around 16. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Hupper Island Temperature Statistics

December Temperature

Rockland, Knox County Regional Airport (13 miles)

  • Lowest 9 December, 2025

    -2 °F

  • Average December

    27.7 °F

  • Highest 19 December, 2025

    54 °F

Climate (2020–Present)

Rockland, Knox County Regional Airport (13 miles)

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  • Average Low 2020–2025

    39.9 °F

  • Average 2020–2025

    47.9 °F

  • Average High 2020–2025

    55.2 °F
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