Chelmsford Weather Forecast

    • 41
    • 57

    Rain

    • 33
    • 48

    Rain Likely

    • 30
    • 59

    Partly Sunny

    • 28
    • 46

    Partly Sunny

    • 35
    • 46

    Rain Likely

    • 33
    • 51

    Slight Chance Snow Showers

Today 20 Mar Central Middlesex County

Cloudy. Areas of drizzle in the morning. Areas of fog in the morning. Visibility one quarter mile or less at Times in the morning. Highs in the upper 50s. Southeast Winds 5 to 10 Mph.

Tonight 20 Mar Central Middlesex County

Cloudy with Areas of heavy drizzle. Patchy dense fog. Visibility one quarter mile or less at Times. Not as cool. Near steady temperature in the upper 30s. East Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Chelmsford Temperature Statistics

March Temperature

Laurence G Hanscom Field Airport (9.3 miles)

  • Lowest 3 March, 2025

    8.9 °F

  • Average March

    40.6 °F

  • Highest 16 March, 2025

    70 °F

Climate (2020–Present)

Laurence G Hanscom Field Airport (9.3 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    41.7 °F

  • Average 2020–2025

    51.9 °F

  • Average High 2020–2025

    61.9 °F
Get WillyWeather+ to remove ads