Johns Bay - Hay Island Weather Forecast

    • 51
    • 67

    Mostly Sunny

    • 55
    • 68

    Partly Sunny

    • 56
    • 69

    Chance Rain Showers

    • 49
    • 75

    Partly Sunny

    • 52
    • 64

    Chance Rain Showers

    • 52
    • 66

    Chance Rain Showers

Today 15 Sep Lincoln

Mostly sunny. Highs around 70. Light and variable Winds, becoming south around 10 Mph this afternoon.

Tonight 15 Sep Lincoln

Partly cloudy in the Evening, then clearing. Lows in the upper 40s. Light and variable Winds.

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Johns Bay - Hay Island Temperature Statistics

September Temperature

Wiscasset Airport (11.2 miles)

  • Lowest 12 September, 2026

    44.1 °F

  • Average September

    65.8 °F

  • Highest 10 September, 2026

    87.1 °F

Climate (2021–2026)

Wiscasset Airport (11.2 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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