Exeter Weather Forecast

    • 10
    • 23

    Increasing Clouds

    • -1
    • 22

    Chance Snow

    • 0
    • 16

    Partly Sunny

    • -9
    • 15

    Partly Sunny

    • -4
    • 12

    Partly Sunny

    • 6
    • 19

    Chance Snow Showers

Today 31 Dec Southern Penobscot

Mostly sunny. Cold with Highs in the lower 20s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 31 Dec Southern Penobscot

Mostly cloudy. A slight chance of snow in the Evening, then a chance of snow after midnight. Snow accumulation up to 1 inch possible. Cold. Near steady temperature around 15. Southeast Winds around 5 Mph. Chance of snow 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

    20.9 °F

  • Highest 19 December, 2025

    55.9 °F

Climate (2020–Present)

Bangor, Bangor International Airport (18.6 miles)

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  • Average Low 2020–2025

    37.8 °F

  • Average 2020–2025

    47.4 °F

  • Average High 2020–2025

    56.9 °F
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