Brunswick Weather Forecast

    • 40
    • 52

    Rain

    • 43
    • 67

    Chance Rain Showers

    • 42
    • 63

    Chance Rain Showers

    • 44
    • 66

    Chance Rain Showers

    • 47
    • 70

    Partly Sunny

Today 30 May Coastal Cumberland

Mostly cloudy with a 20 percent chance of Showers. Highs in the lower 50s. Northeast Winds 15 to 20 Mph with Gusts up to 35 Mph.

Tonight 30 May Coastal Cumberland

Partly cloudy. Lows around 40. North Winds around 10 Mph with Gusts up to 20 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brunswick Temperature Statistics

May Temperature

Wiscasset Airport (12.4 miles)

  • Lowest 4 May, 2026

    33.1 °F

  • Average May

    57.1 °F

  • Highest 19 May, 2026

    91 °F

Climate (2021–Present)

Wiscasset Airport (12.4 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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