Stillwater Weather Forecast

    • 23
    • 55

    Rain

    • 24
    • 33

    Chance Rain/Snow

    • 16
    • 40

    Slight Chance Rain

    • 10
    • 23

    Partly Sunny

    • 18
    • 28

    Chance Snow

    • 9
    • 29

    Partly Sunny

Today 19 Dec Southern Penobscot

Rain. Areas of fog. Rain may be heavy at Times this afternoon. Windy and not as cool with Highs in the mid 50s. South Winds 20 to 30 Mph. Gusts up to 45 Mph, increasing to 55 Mph this afternoon. Chance of rain near 100 percent.

Tonight 19 Dec Southern Penobscot

Mostly cloudy. Rain likely in the evening. Patchy fog in the evening. Rain may be heavy at Times in the evening. Breezy, Colder with Lows in the lower 20s. Southwest Winds 15 to 25 Mph. Gusts up to 55 Mph, decreasing to 40 Mph after midnight. Chance of rain 70 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

    19.6 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

Bangor, Bangor International Airport (9.9 miles)

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  • Average Low 2020–2025

    37.8 °F

  • Average 2020–2025

    47.5 °F

  • Average High 2020–2025

    57 °F
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