Merrow Island Weather Forecast

    • 59
    • 72

    Chance Rain Showers

    • 63
    • 77

    Mostly Cloudy

    • 57
    • 80

    Rain Showers Likely

    • 52
    • 71

    Chance Rain Showers

    • 49
    • 74

    Partly Sunny

    • 48
    • 72

    Mostly Sunny

    • 51
    • 73

    Mostly Sunny

Today 4 Sep Lincoln

Mostly sunny. Highs in the mid 70s. South Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 4 Sep Lincoln

Partly cloudy this Evening, then mostly cloudy with a chance of Showers after midnight. Lows in the upper 50s. Southeast Winds around 10 Mph this Evening, becoming light and variable. Chance of rain 50 percent.

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Merrow Island Temperature Statistics

September Temperature

Wiscasset Airport (5.6 miles)

  • Lowest 1 September, 2025

    52 °F

  • Average September

    66 °F

  • Highest 1 September, 2025

    82 °F

Climate (2020–Present)

Wiscasset Airport (5.6 miles)

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  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    48.5 °F

  • Average High 2020–2025

    57.9 °F
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