Monhegan Island Harbor Weather Forecast

    • 21
    • 41

    Breezy

    • 28
    • 31

    Mostly Cloudy

    • 33
    • 36

    Chance Rain

    • 33
    • 40

    Chance Rain/Snow

    • 31
    • 39

    Chance Rain/Snow

    • 28
    • 39

    Chance Snow

Today 17 Mar Lincoln

Partly sunny. A chance of rain in the morning. Areas of fog in the morning. Highs around 50. Southwest Winds 15 to 20 Mph. Gusts up to 40 Mph, decreasing to 30 Mph in the afternoon. Chance of rain 40 percent.

Tonight 17 Mar Lincoln

Rain. Lows in the lower 40s. South Winds 20 to 25 Mph with Gusts up to 55 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Monhegan Island Harbor Temperature Statistics

March Temperature

Rockland, Knox County Regional Airport (23.6 miles)

  • Lowest 2 March, 2026

    3 °F

  • Average March

    34.2 °F

  • Highest 10 March, 2026

    57 °F

Climate (2021–Present)

Rockland, Knox County Regional Airport (23.6 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    47.7 °F

  • Average High 2021–2026

    55 °F
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