Monhegan Island Weather Forecast

    • 28
    • 30

    Increasing Clouds

    • 31
    • 40

    Chance Rain/Snow

    • 22
    • 35

    Chance Snow

    • 17
    • 27

    Blustery

    • 32
    • 36

    Chance Rain/Snow

    • 38
    • 45

    Rain Likely

Today 5 Dec Lincoln

Mostly sunny. Highs in the lower 20s. Light and variable Winds.

Tonight 5 Dec Lincoln

Mostly clear. Lows around 11. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Monhegan Island Temperature Statistics

December Temperature

Rockland, Knox County Regional Airport (23 miles)

  • Lowest 2 December, 2025

    21 °F

  • Average December

    31.8 °F

  • Highest 1 December, 2025

    41 °F

Climate (2020–Present)

Rockland, Knox County Regional Airport (23 miles)

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  • Average Low 2020–2025

    39.9 °F

  • Average 2020–2025

    48 °F

  • Average High 2020–2025

    55.2 °F
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