Harpswell Sound - Mill Cove Weather Forecast

    • 41
    • 54

    Slight Chance Rain

    • 35
    • 46

    Rain

    • 30
    • 44

    Partly Sunny

    • 37
    • 42

    Slight Chance Rain Showers

    • 38
    • 48

    Slight Chance Rain Showers

    • 39
    • 50

    Partly Sunny

Today 18 Apr Coastal Cumberland

Patchy fog this morning. Mostly cloudy. Highs in the lower 50s. Light and variable Winds, becoming east around 10 Mph with Gusts up to 20 Mph this afternoon.

Tonight 18 Apr Coastal Cumberland

Cloudy with a 20 percent chance of rain. Patchy fog this evening. Areas of fog after midnight. Lows around 40. East Winds around 10 Mph with Gusts up to 20 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Harpswell Sound - Mill Cove Temperature Statistics

April Temperature

Wiscasset Airport (16.2 miles)

  • Lowest 7 April, 2026

    24.1 °F

  • Average April

    43.4 °F

  • Highest 15 April, 2026

    63 °F

Climate (2021–Present)

Wiscasset Airport (16.2 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.9 °F
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