Merrymeeting Bay - Bald Head Weather Forecast

    • 51
    • 70

    Decreasing Clouds

    • 51
    • 71

    Mostly Sunny

    • 55
    • 76

    Mostly Sunny

    • 52
    • 75

    Partly Sunny

    • 61
    • 71

    Chance Rain Showers

    • 53
    • 76

    Slight Chance Rain Showers

Today 5 Sep Sagadahoc

Partly sunny. Highs in the lower 70s. North Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 5 Sep Sagadahoc

Partly cloudy. Lows in the upper 50s. Light and variable Winds.

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Merrymeeting Bay - Bald Head Temperature Statistics

September Temperature

Wiscasset Airport (6.8 miles)

  • Lowest 1 September, 2026

    51.1 °F

  • Average September

    65 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Wiscasset Airport (6.8 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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