Mystic River - Amelia Earhart Dam Weather Forecast

    • 16
    • 27

    Becoming Sunny

    • 29
    • 37

    Mostly Cloudy

    • 27
    • 49

    Rain

    • 23
    • 31

    Mostly Cloudy

    • 22
    • 34

    Mostly Cloudy

    • 14
    • 30

    Mostly Cloudy

Today 27 Dec Southeast Middlesex

Mostly cloudy with a chance of snow in the Morning, then sunny in the afternoon. Cold with Highs in the upper 20s. North Winds 5 to 10 Mph. Chance of snow 40 percent.

Tonight 27 Dec Southeast Middlesex

Snow. Patchy fog and freezing fog. Snow accumulation around an inch. Near steady temperature around 18. North Winds around 5 Mph. Chance of precipitation 90 percent.

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Mystic River - Amelia Earhart Dam Temperature Statistics

December Temperature

Boston, Logan International Airport (3.7 miles)

  • Lowest 5 December, 2025

    12 °F

  • Average December

    32.9 °F

  • Highest 19 December, 2025

    59 °F

Climate (2020–Present)

Boston, Logan International Airport (3.7 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61 °F
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