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

51°F

11°C

Humidity 41%
Wind Speed W 16 G 25 mph
Barometer 29.87 in (1011.7 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 1 Nov 4:52 pm EDT
Extended Forecast for

Groton MA

  • Tonight

    Tonight: Mostly clear, with a low around 28. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.

    Low: 28 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53. West wind 3 to 7 mph.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of rain after 3pm. Mostly sunny, with a high near 61. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    High: 61 °F

    Sunny then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A chance of rain, mainly before 3am. Mostly cloudy, with a low around 40. West wind 6 to 8 mph. Chance of precipitation is 50%.

    Low: 40 °F

    Chance Rain

  • Tuesday

    Tuesday: Sunny, with a high near 57. West wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 57 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 35. West wind 3 to 6 mph.

    Low: 35 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. Southwest wind 5 to 7 mph.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 9pm. Mostly cloudy, with a low around 37. Southwest wind 3 to 5 mph. Chance of precipitation is 40%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 28. West wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 20 mph.
Sunday
Sunny, with a high near 53. West wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 30. Calm wind.
Monday
A slight chance of rain after 3pm. Mostly sunny, with a high near 61. Calm wind becoming southwest 5 to 9 mph in the morning. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Monday Night
A chance of rain, mainly before 3am. Mostly cloudy, with a low around 40. West wind 6 to 8 mph. Chance of precipitation is 50%.
Tuesday
Sunny, with a high near 57. West wind 7 to 11 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly clear, with a low around 35. West wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 56. Southwest wind 5 to 7 mph.
Wednesday Night
A chance of rain after 9pm. Mostly cloudy, with a low around 37. Southwest wind 3 to 5 mph. Chance of precipitation is 40%.
Thursday
A chance of rain before 11am. Mostly sunny, with a high near 52. Northwest wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Thursday Night
Mostly clear, with a low around 28. West wind 3 to 6 mph.
Friday
Partly sunny, with a high near 53. Southwest wind 3 to 7 mph.
Friday Night
A chance of rain. Mostly cloudy, with a low around 39. Southwest wind around 6 mph. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 60. West wind 6 to 8 mph. Chance of precipitation is 40%.
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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:
2:11 pm EDT Nov 1, 2025
Forecast Valid:
5pm EDT Nov 1, 2025-6pm EST Nov 8, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation