Brunswick Weather Forecast

    • -5
    • 9

    Cold

    • 10
    • 13

    Snow

    • 6
    • 18

    Snow

    • -1
    • 19

    Partly Sunny

    • -1
    • 20

    Partly Sunny

    • 4
    • 19

    Mostly Cloudy

    • 9
    • 23

    Mostly Cloudy

Today 24 Jan Coastal Cumberland

Mostly sunny. Highs around 10 above. Northwest Winds around 10 Mph with Gusts up to 20 Mph. Wind chill Values as low as 10 below.

Tonight 24 Jan Coastal Cumberland

Mostly clear in the Evening, then becoming partly cloudy. Lows around 4 below. Northwest Winds around 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Brunswick Temperature Statistics

January Temperature

Wiscasset Airport (12.4 miles)

  • Lowest 2 January, 2026

    1.9 °F

  • Average January

    26.7 °F

  • Highest 14 January, 2026

    46.9 °F

Climate (2021–Present)

Wiscasset Airport (12.4 miles)

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  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    48.5 °F

  • Average High 2021–2026

    57.9 °F
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