Cambridge Weather Forecast

    • 30
    • 36

    Increasing Clouds

    • 10
    • 42

    Rain

    • 16
    • 25

    Mostly Cloudy

    • 9
    • 36

    Partly Sunny

    • 12
    • 23

    Mostly Cloudy

    • 24
    • 33

    Slight Chance Rain/Snow

Today 17 Dec Dane

Partly sunny. Highs in the mid 30s. West Winds 5 to 10 Mph shifting to the south in the afternoon.

Tonight 17 Dec Dane

Breezy, cloudy. Light rain likely after midnight. Lows around 30. South Winds 10 to 25 Mph. Chance of rain 70 percent.

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Cambridge Temperature Statistics

December Temperature

Watertown (18.6 miles)

  • Lowest 14 December, 2025

    -7.2 °F

  • Average December

    15.8 °F

  • Highest 10 December, 2025

    33.8 °F

Climate (2020–Present)

Watertown (18.6 miles)

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  • Average Low 2020–2025

    35.7 °F

  • Average 2020–2025

    45.4 °F

  • Average High 2020–2025

    54.5 °F
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