National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Fitchburg, Fitchburg Municipal Airport (KFIT)

Lat: 42.55°NLon: 71.76°WElev: 348ft.

Fair

20°F

-7°C

Humidity 55%
Wind Speed N 10 mph
Barometer 30.06 in (1018.4 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Wind Chill9°F (-13°C)
Last update 25 Dec 8:52 pm EST
Extended Forecast for

Groton MA

  • Tonight

    Tonight: Mostly clear, with a low around 9. Wind chill values as low as -1. Northwest wind 9 to 14 mph, with gusts as high as 32 mph.

    Low: 9 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 23. Wind chill values as low as -2. North wind 3 to 8 mph.

    High: 23 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A chance of snow, mainly after 11pm. Cloudy, with a low around 14. Calm wind. Chance of precipitation is 40%. New snow accumulation of around an inch possible.

    Low: 14 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 26. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 26 °F

    Chance Snow
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 11. Calm wind.

    Low: 11 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 37. Light west wind.

    High: 37 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Freezing rain, mainly after 9pm. Low around 23. Calm wind. Chance of precipitation is 80%.

    Low: 23 °F

    Chance
    Freezing Rain
    then Freezing
    Rain

  • Monday

    Monday: Rain or freezing rain, becoming all rain after 7am. High near 42. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 90%.

    High: 42 °F

    Rain/Freezing
    Rain then
    Rain

  • Monday Night

    Monday Night: Rain likely before 10pm, then a chance of snow between 10pm and 11pm. Mostly cloudy, with a low around 20. West wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 20 °F

    Rain/Snow
    Likely then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 9. Wind chill values as low as -1. Northwest wind 9 to 14 mph, with gusts as high as 32 mph.
Friday
Increasing clouds, with a high near 23. Wind chill values as low as -2. North wind 3 to 8 mph.
Friday Night
A chance of snow, mainly after 11pm. Cloudy, with a low around 14. Calm wind. Chance of precipitation is 40%. New snow accumulation of around an inch possible.
Saturday
A chance of snow, mainly before 8am. Cloudy through mid morning, then gradual clearing, with a high near 26. North wind around 5 mph becoming calm in the afternoon. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 11. Calm wind.
Sunday
Partly sunny, with a high near 37. Light west wind.
Sunday Night
Freezing rain, mainly after 9pm. Low around 23. Calm wind. Chance of precipitation is 80%.
Monday
Rain or freezing rain, becoming all rain after 7am. High near 42. Light and variable wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 90%.
Monday Night
Rain likely before 10pm, then a chance of snow between 10pm and 11pm. Mostly cloudy, with a low around 20. West wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 28. West wind 10 to 14 mph, with gusts as high as 29 mph.
Tuesday Night
Partly cloudy, with a low around 17. West wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 32. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 16. West wind around 6 mph.
New Year's Day
Partly sunny, with a high near 30. West wind 6 to 9 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Groton MA
 42.6°N 71.58°W (Elev. 299 ft)
Last Update:
4:04 pm EST Dec 25, 2025
Forecast Valid:
9pm EST Dec 25, 2025-6pm EST Jan 1, 2026
 
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Additional Resources

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