Johns Bay - Johns Island Weather Forecast

    • 57
    • 78

    Sunny

    • 63
    • 74

    Chance Rain Showers

    • 57
    • 73

    Rain Showers Likely

    • 54
    • 72

    Mostly Sunny

    • 58
    • 73

    Partly Sunny

    • 61
    • 72

    Partly Sunny

Today 18 Jul Lincoln

Mostly sunny. Highs in the lower 80s. Northwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 18 Jul Lincoln

Clear. Lows in the mid 50s. Light and variable Winds.

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Johns Bay - Johns Island Temperature Statistics

July Temperature

Wiscasset Airport (10.6 miles)

  • Lowest 5 July, 2025

    56.6 °F

  • Average July

    72 °F

  • Highest 6 July, 2025

    90.6 °F

Climate (2020–Present)

Wiscasset Airport (10.6 miles)

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  • Average Low 2020–2025

    38.8 °F

  • Average 2020–2025

    48.5 °F

  • Average High 2020–2025

    57.8 °F
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