Downtown (Boston) Weather Forecast

    • 19
    • 24

    Snow Likely

    • 16
    • 28

    Chance Snow

    • 28
    • 37

    Rain

    • 27
    • 47

    Rain

    • 23
    • 31

    Mostly Cloudy

    • 22
    • 34

    Mostly Cloudy

    • 15
    • 30

    Mostly Cloudy

Today 26 Dec Suffolk

Mostly cloudy and much Colder. Near steady temperature in the lower 20s. North Winds 5 to 10 Mph.

Tonight 26 Dec Suffolk

Snow likely. Total snow accumulation of 2 to 4 Inches. Near steady temperature in the lower 20s. North Winds 5 to 10 Mph. Chance of snow 70 percent.

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Downtown (Boston) Temperature Statistics

December Temperature

Boston, Logan International Airport (1.9 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 (1.9 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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