Harpswell Sound - Mill Cove Weather Forecast

    • 60
    • 63

    Dense Fog

    • 63
    • 66

    Mostly Cloudy

    • 58
    • 73

    Mostly Sunny

    • 61
    • 69

    Slight Chance Rain Showers

    • 63
    • 72

    Partly Sunny

    • 65
    • 74

    Partly Sunny

Today 18 Jun Coastal Cumberland

Patchy fog late this morning. Cloudy with a 20 percent chance of Showers. Highs around 70. South Winds around 10 Mph.

Tonight 18 Jun Coastal Cumberland

Mostly cloudy. Areas of fog this Evening, then widespread dense fog after midnight. Lows in the lower 60s. South Winds around 10 Mph this Evening, becoming light and variable.

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  • Temperature Real-Time

Harpswell Sound - Mill Cove Temperature Statistics

June Temperature

Wiscasset Airport (16.2 miles)

  • Lowest 2 June, 2025

    42.7 °F

  • Average June

    63.5 °F

  • Highest 5 June, 2025

    90.6 °F

Climate (2020–Present)

Wiscasset Airport (16.2 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.4 °F

  • Average High 2020–2025

    57.8 °F
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