Marlborough Weather Forecast

    • 18
    • 37

    Decreasing Clouds

    • 6
    • 24

    Mostly Sunny

    • 25
    • 32

    Mostly Cloudy

    • 29
    • 41

    Chance Snow

    • 23
    • 39

    Chance Snow

    • 17
    • 35

    Chance Snow

Today 7 Dec Central Middlesex County

Mostly sunny. Highs in the upper 30s. Northwest Winds around 5 Mph, becoming north in the afternoon.

Tonight 7 Dec Central Middlesex County

Mostly clear. Near steady temperature in the mid 20s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Marlborough Temperature Statistics

December Temperature

Laurence G Hanscom Field Airport (15.5 miles)

  • Lowest 4 December, 2025

    15.1 °F

  • Average December

    30.8 °F

  • Highest 1 December, 2025

    42.1 °F

Climate (2020–Present)

Laurence G Hanscom Field Airport (15.5 miles)

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  • Average Low 2020–2025

    41.6 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.9 °F
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