Cambridge Weather Forecast

    • 32
    • 39

    Increasing Clouds

    • 22
    • 45

    Partly Sunny

    • 24
    • 33

    Chance Snow

    • 30
    • 39

    Rain/Snow Likely

    • 25
    • 39

    Mostly Cloudy

    • 35
    • 41

    Chance Rain

Today 20 Dec Southeast Middlesex

Mostly sunny. Much cooler with Highs in the upper 30s. West Winds 10 to 15 Mph. Gusts up to 30 Mph in the morning.

Tonight 20 Dec Southeast Middlesex

Mostly cloudy. Lows in the lower 30s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Cambridge Temperature Statistics

December Temperature

Boston, Logan International Airport (5 miles)

  • Lowest 5 December, 2025

    12 °F

  • Average December

    31.2 °F

  • Highest 10 December, 2025

    48 °F

Climate (2020–Present)

Boston, Logan International Airport (5 miles)

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  • Average Low 2020–2025

    46.9 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    61 °F
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