Five Islands Weather Forecast

    • 63
    • 65

    Mostly Cloudy

    • 58
    • 74

    Chance Rain Showers

    • 54
    • 66

    Sunny

    • 58
    • 63

    Mostly Sunny

    • 60
    • 65

    Mostly Cloudy

    • 55
    • 67

    Partly Sunny

Today 9 Sep Sagadahoc

Cloudy. Highs around 70. East Winds around 10 Mph, becoming south with Gusts up to 20 Mph this afternoon.

Tonight 9 Sep Sagadahoc

A slight chance of Thunderstorms. Showers. Lows in the lower 60s. South Winds 15 to 20 Mph. Gusts up to 35 Mph after midnight. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Five Islands Temperature Statistics

September Temperature

Wiscasset Airport (9.3 miles)

  • Lowest 1 September, 2026

    51.1 °F

  • Average September

    65.8 °F

  • Highest 4 September, 2026

    82 °F

Climate (2021–2026)

Wiscasset Airport (9.3 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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