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

48°F

9°C

Humidity 63%
Wind Speed Calm
Barometer 29.96 in (1014.6 mb)
Dewpoint 36°F (2°C)
Visibility NA
Last update 10 Mar 2:52 am EDT
Extended Forecast for

Lunenburg MA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 49. West wind around 7 mph.

    Low: 49 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 69. Southwest wind 3 to 8 mph.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. Southwest wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain or light rain before 8am, then a chance of light rain, mainly after 10am. Patchy fog. Otherwise, cloudy, with a high near 52. Northeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Chance Light
    Rain and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Rain likely, mainly between 10pm and 2am. Mostly cloudy, with a low around 42. Southwest wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 42 °F

    Rain Likely

  • Thursday

    Thursday: A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 55. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

    High: 55 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 26. West wind 6 to 8 mph.

    Low: 26 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 45. Light west wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph.

    High: 45 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow before 8pm, then a chance of rain and snow between 8pm and 5am, then a chance of rain after 5am. Mostly cloudy, with a low around 31. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    Low: 31 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 49. West wind around 7 mph.
Tuesday
Sunny, with a high near 69. Southwest wind 3 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 42. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of rain or light rain before 8am, then a chance of light rain, mainly after 10am. Patchy fog. Otherwise, cloudy, with a high near 52. Northeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Rain likely, mainly between 10pm and 2am. Mostly cloudy, with a low around 42. Southwest wind 6 to 8 mph. Chance of precipitation is 60%.
Thursday
A chance of rain, mainly before 4pm. Mostly cloudy, with a high near 55. West wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 26. West wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 45. Light west wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
A chance of snow before 8pm, then a chance of rain and snow between 8pm and 5am, then a chance of rain after 5am. Mostly cloudy, with a low around 31. South wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 46. West wind 10 to 15 mph, with gusts as high as 29 mph.
Saturday Night
Mostly cloudy, with a low around 27. West wind around 6 mph becoming calm in the evening.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 49. Calm wind becoming south 5 to 8 mph in the morning. Chance of precipitation is 30%.
Sunday Night
Rain likely. Cloudy, with a low around 37. South wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday
Rain. High near 56. Southwest wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
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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:
2:50 am EDT Mar 10, 2026
Forecast Valid:
3am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation