Exeter Weather Forecast

    • 26
    • 33

    Chance Snow

    • 13
    • 38

    Partly Sunny

    • 10
    • 23

    Partly Sunny

    • 17
    • 29

    Snow Likely

    • 10
    • 28

    Mostly Cloudy

    • 20
    • 29

    Mostly Cloudy

Today 20 Dec Southern Penobscot

Mostly sunny. Much cooler with Highs in the lower 30s. West Winds 15 to 20 Mph. Gusts up to 40 Mph this morning.

Tonight 20 Dec Southern Penobscot

Cloudy. A slight chance of snow in the Evening, then a chance of snow and rain after midnight. Little or no snow accumulation. Cold with Lows in the upper 20s. Temperature rising into the mid 30s after midnight. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of precipitation 50 percent.

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Exeter Temperature Statistics

December Temperature

Bangor, Bangor International Airport (18.6 miles)

  • Lowest 9 December, 2025

    -11 °F

  • Average December

    20.4 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

Bangor, Bangor International Airport (18.6 miles)

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  • Average Low 2020–2025

    37.9 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    57 °F
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