Marr Island Weather Forecast

    • 46
    • 57

    Chance Rain Showers

    • 46
    • 53

    Rain Showers Likely

    • 49
    • 61

    Chance Rain Showers

    • 51
    • 66

    Slight Chance Rain Showers

    • 49
    • 67

    Partly Sunny

Today 23 May Sagadahoc

Partly sunny this Morning, then becoming mostly cloudy. Highs in the mid 60s. Light and variable Winds, becoming south around 10 Mph this afternoon.

Tonight 23 May Sagadahoc

Cloudy. Lows in the mid 40s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marr Island Temperature Statistics

May Temperature

Wiscasset Airport (13 miles)

  • Lowest 4 May, 2026

    33.1 °F

  • Average May

    55.9 °F

  • Highest 19 May, 2026

    91 °F

Climate (2021–Present)

Wiscasset Airport (13 miles)

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  • Average Low 2021–2026

    38.7 °F

  • Average 2021–2026

    48.4 °F

  • Average High 2021–2026

    57.8 °F
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