Harpswell Weather Forecast

    • 47
    • 56

    Chance Rain

    • 45
    • 59

    Chance Rain Showers

    • 47
    • 61

    Chance Rain Showers

    • 45
    • 55

    Chance Rain Showers

    • 45
    • 61

    Slight Chance Rain Showers

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    • 56

    Mostly Cloudy

Today 13 Apr Coastal Cumberland

Cloudy. A chance of rain in the Morning, then a chance of Showers in the afternoon. Highs in the lower 60s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 13 Apr Coastal Cumberland

Partly cloudy with a slight chance of Showers in the Evening, then mostly clear after midnight. Lows around 50. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph in the Evening, becoming light and variable. Chance of rain 20 percent.

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Harpswell Temperature Statistics

April Temperature

Wiscasset Airport (17.4 miles)

  • Lowest 7 April, 2026

    24.1 °F

  • Average April

    40.9 °F

  • Highest 1 April, 2026

    54 °F

Climate (2021–Present)

Wiscasset Airport (17.4 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.8 °F
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