Downtown (Boston) Weather Forecast

    • 25
    • 33

    Chance Snow Showers

    • 30
    • 47

    Rain

    • 24
    • 36

    Slight Chance Snow Showers

    • 24
    • 34

    Slight Chance Snow Showers

    • 25
    • 37

    Chance Rain/Snow

    • 15
    • 33

    Slight Chance Snow Showers

Today 9 Dec Suffolk

Sunny. Highs around 30. Southwest Winds around 5 Mph.

Tonight 9 Dec Suffolk

Mostly cloudy with a 30 percent chance of snow Showers. Not as cool with Lows in the mid 20s. Temperature rising into the lower 30s after midnight. Southwest Winds 15 to 20 Mph.

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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 1 December, 2025

    43 °F

Climate (2020–Present)

Boston, Logan International Airport (1.9 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    61.1 °F
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