Merrymeeting Bay - Sturgeon Island Weather Forecast

    • 52
    • 64

    Chance Rain

    • 51
    • 70

    Mostly Cloudy

    • 62
    • 73

    Partly Sunny

    • 51
    • 75

    Slight Chance Rain Showers

    • 46
    • 67

    Partly Sunny

    • 49
    • 64

    Chance Rain Showers

Today 29 Sep Sagadahoc

Mostly cloudy. A chance of rain in the Morning, then a slight chance of Showers in the afternoon. Highs in the mid 60s. North Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 29 Sep Sagadahoc

Mostly cloudy in the Evening, then becoming partly cloudy. Patchy fog. Lows around 50. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merrymeeting Bay - Sturgeon Island Temperature Statistics

September Temperature

Wiscasset Airport (6.2 miles)

  • Lowest 24 September, 2026

    37.9 °F

  • Average September

    62.5 °F

  • Highest 10 September, 2026

    87.1 °F

Climate (2021–2026)

Wiscasset Airport (6.2 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    58.1 °F
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