South Chelmsford Weather Forecast

    • 6
    • 18

    Snow Showers Likely

    • 5
    • 21

    Increasing Clouds

    • 4
    • 23

    Partly Sunny

    • 2
    • 21

    Mostly Sunny

    • -1
    • 18

    Partly Sunny

    • 8
    • 26

    Slight Chance Snow

    • 13
    • 27

    Chance Snow

Today 26 Jan Central Middlesex County

Snow Showers likely. Snow accumulation up to 1 inch. Cold. Near steady temperature around 20. North Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of snow 70 percent.

Tonight 26 Jan Central Middlesex County

Cloudy with snow Showers likely this Evening, then partly cloudy after midnight. Snow accumulation of 1 to 3 Inches. Cold with Lows around 6 above. Northwest Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of snow 70 percent.

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South Chelmsford Temperature Statistics

January Temperature

Laurence G Hanscom Field Airport (8.1 miles)

  • Lowest 24 January, 2026

    1.9 °F

  • Average January

    28.3 °F

  • Highest 15 January, 2026

    51.1 °F

Climate (2021–Present)

Laurence G Hanscom Field Airport (8.1 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    61.8 °F
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