Harpswell Sound - Clark Cove Weather Forecast

    • 51
    • 61

    Chance Rain Showers

    • 48
    • 56

    Chance Rain Showers

    • 46
    • 53

    Mostly Cloudy

    • 45
    • 50

    Rain Showers Likely

    • 45
    • 50

    Rain Showers Likely

    • 46
    • 52

    Chance Rain Showers

Today 18 May Coastal Cumberland

Areas of fog in the morning. Partly sunny with a chance of Showers in the Morning, then mostly cloudy with a chance of Showers with a slight chance of Thunderstorms in the afternoon. Highs in the mid 60s. West Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 18 May Coastal Cumberland

Mostly cloudy with a 40 percent chance of Showers. Lows in the lower 50s. West Winds around 10 Mph.

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  • Temperature Real-Time

Harpswell Sound - Clark Cove Temperature Statistics

May Temperature

Wiscasset Airport (18 miles)

  • Lowest 1 May, 2025

    33.7 °F

  • Average May

    54.9 °F

  • Highest 15 May, 2025

    71.1 °F

Climate (2020–Present)

Wiscasset Airport (18 miles)

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  • Average Low 2020–2025

    38.8 °F

  • Average 2020–2025

    48.4 °F

  • Average High 2020–2025

    57.8 °F
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