Merepoint Bay Weather Forecast

    • 58
    • 70

    Gradual Clearing

    • 43
    • 70

    Mostly Sunny

    • 42
    • 63

    Sunny

    • 53
    • 64

    Mostly Sunny

    • 57
    • 68

    Partly Sunny

    • 59
    • 72

    Partly Sunny

Today 18 Sep Coastal Cumberland

Patchy fog in the morning. Mostly cloudy with isolated Showers in the Morning, then mostly sunny in the afternoon. Highs in the mid 70s. Light and variable Winds, becoming south around 10 Mph in the afternoon. Chance of rain 20 percent.

Tonight 18 Sep Coastal Cumberland

Mostly clear. Lows in the mid 50s. Light and variable Winds.

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Merepoint Bay Temperature Statistics

September Temperature

Wiscasset Airport (17.4 miles)

  • Lowest 9 September, 2025

    44.1 °F

  • Average September

    62.9 °F

  • Highest 1 September, 2025

    82 °F

Climate (2020–Present)

Wiscasset Airport (17.4 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.6 °F

  • Average High 2020–2025

    57.9 °F
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