Merrymeeting Bay - Sturgeon Island Weather Forecast

    • 56
    • 75

    Rain Showers Likely

    • 55
    • 76

    Mostly Sunny

    • 54
    • 77

    Mostly Sunny

    • 57
    • 75

    Chance Rain Showers

    • 57
    • 74

    Chance Rain Showers

    • 58
    • 77

    Partly Sunny

Today 13 Aug Sagadahoc

Partly sunny. A slight chance of Showers this Morning, then a chance of Showers and Thunderstorms this afternoon. Highs in the upper 70s. Light and variable Winds. Chance of rain 50 percent.

Tonight 13 Aug Sagadahoc

Mostly clear. A slight chance of Showers and Thunderstorms in the evening. Lows in the upper 50s. Light and variable Winds. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Merrymeeting Bay - Sturgeon Island Temperature Statistics

August Temperature

Wiscasset Airport (6.2 miles)

  • Lowest 5 August, 2026

    57.9 °F

  • Average August

    74.8 °F

  • Highest 6 August, 2026

    90 °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 °F
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