Bar Mills Weather Forecast

    • 14
    • 42

    Mostly Sunny

    • 12
    • 29

    Partly Sunny

    • 22
    • 34

    Snow Likely

    • 13
    • 34

    Partly Sunny

    • 19
    • 34

    Mostly Cloudy

    • 18
    • 37

    Chance Rain

Today 21 Dec Interior York

Partly sunny. Highs around 40. Temperatures falling into the lower 30s in the afternoon. West Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 21 Dec Interior York

Cloudy. Lows in the upper 20s. Southwest Winds around 10 Mph with Gusts up to 25 Mph.

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Bar Mills Temperature Statistics

December Temperature

Portland, Portland International Jetport (12.4 miles)

  • Lowest 9 December, 2025

    -0.9 °F

  • Average December

    25.3 °F

  • Highest 18 December, 2025

    42.1 °F

Climate (2020–Present)

Portland, Portland International Jetport (12.4 miles)

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  • Average Low 2020–2025

    40.4 °F

  • Average 2020–2025

    48.9 °F

  • Average High 2020–2025

    57.3 °F
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