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.

A Few Clouds

45°F

7°C

Humidity 63%
Wind Speed Vrbl 6 mph
Barometer 30.08 in (1018.9 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 11 Mar 6:52 am EDT
Extended Forecast for

Lunenburg MA

  • Today

    Today: A slight chance of rain. Mostly cloudy, with a high near 51. Northeast wind around 6 mph. Chance of precipitation is 20%.

    High: 51 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: A chance of rain, with thunderstorms also possible after 11pm. Mostly cloudy, with a temperature rising to around 57 by 4am. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F⇑

    Chance Rain

  • Thursday

    Thursday: Rain likely before 5pm, then a chance of rain and snow. Mostly cloudy, with a temperature falling to around 36 by 5pm. West wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 54 °F⇓

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 26. West wind 7 to 9 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 44. South wind 5 to 10 mph, with gusts as high as 21 mph.

    High: 44 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow before 10pm, then a chance of rain. Mostly cloudy, with a low around 33. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday

    Saturday: Partly sunny, with a high near 44. West wind 10 to 16 mph, with gusts as high as 31 mph.

    High: 44 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. West wind 3 to 8 mph.

    Low: 24 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 45. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 45 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of rain. Mostly cloudy, with a high near 51. Northeast wind around 6 mph. Chance of precipitation is 20%.
Tonight
A chance of rain, with thunderstorms also possible after 11pm. Mostly cloudy, with a temperature rising to around 57 by 4am. Southwest wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain likely before 5pm, then a chance of rain and snow. Mostly cloudy, with a temperature falling to around 36 by 5pm. West wind 10 to 14 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 26. West wind 7 to 9 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 44. South wind 5 to 10 mph, with gusts as high as 21 mph.
Friday Night
A chance of rain and snow before 10pm, then a chance of rain. Mostly cloudy, with a low around 33. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday
Partly sunny, with a high near 44. West wind 10 to 16 mph, with gusts as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 24. West wind 3 to 8 mph.
Sunday
Mostly cloudy, with a high near 45. Calm wind becoming southeast around 6 mph in the afternoon.
Sunday Night
Rain, mainly after 1am. Low around 33. Southeast wind 6 to 8 mph. Chance of precipitation is 80%.
Monday
Rain. High near 58. Southwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 28. West wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Tuesday
Sunny, with a high near 39. West wind 9 to 11 mph, with gusts as high as 23 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lunenburg MA
 42.6°N 71.7°W (Elev. 397 ft)
Last Update:
7:06 am EDT Mar 11, 2026
Forecast Valid:
7am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
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