Stillwater Weather Forecast

    • 10
    • 33

    Mostly Cloudy

    • 13
    • 24

    Blustery

    • 14
    • 29

    Partly Sunny

    • 11
    • 27

    Chance Snow Showers

    • 8
    • 20

    Partly Sunny

    • 11
    • 26

    Mostly Cloudy

    • 23
    • 35

    Mostly Cloudy

Today 11 Dec Southern Penobscot

Mostly cloudy this Morning, then becoming partly sunny. Highs in the lower 30s. Temperature falling into the lower 20s this afternoon. West Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 11 Dec Southern Penobscot

Partly cloudy with a slight chance of snow Showers this Evening, then mostly cloudy after midnight. Cooler with Lows around 11. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of snow 20 percent.

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Stillwater Temperature Statistics

December Temperature

Bangor, Bangor International Airport (9.9 miles)

  • Lowest 9 December, 2025

    -11 °F

  • Average December

    17.6 °F

  • Highest 1 December, 2025

    37.9 °F

Climate (2020–Present)

Bangor, Bangor International Airport (9.9 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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