Peak Island Weather Forecast

    • 39
    • 50

    Rain

    • 26
    • 44

    Rain Showers

    • 34
    • 40

    Rain/Snow

    • 44
    • 50

    Rain Showers

    • 37
    • 52

    Partly Sunny

    • 37
    • 44

    Mostly Cloudy

Today 31 Mar Coastal Cumberland

Patchy fog in the morning. Cloudy with a 40 percent chance of rain Showers. Highs in the lower 50s. South Winds 10 to 15 Mph. Gusts up to 30 Mph in the afternoon.

Tonight 31 Mar Coastal Cumberland

Showers likely. Lows in the upper 30s. South Winds 10 to 15 Mph, becoming southwest after midnight. Gusts up to 30 Mph. Chance of rain 70 percent.

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Peak Island Temperature Statistics

March Temperature

Portland, Portland International Jetport (5 miles)

  • Lowest 3 March, 2025

    2.8 °F

  • Average March

    36.8 °F

  • Highest 17 March, 2025

    57.7 °F

Climate (2020–Present)

Portland, Portland International Jetport (5 miles)

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  • Average Low 2020–2025

    40.6 °F

  • Average 2020–2025

    49 °F

  • Average High 2020–2025

    57.4 °F
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