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

56°F

13°C

Humidity 84%
Wind Speed Calm
Barometer 30.03 in (1016.8 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 17 Apr 8:52 pm EDT
Extended Forecast for

Lunenburg MA

  • Tonight

    Tonight: Increasing clouds, with a low around 48. Calm wind.

    Low: 48 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Areas of fog before 10am. Otherwise, cloudy, with a high near 55. East wind 3 to 8 mph.

    High: 55 °F

    Areas Fog
    then Cloudy

  • Saturday Night

    Saturday Night: A chance of showers between midnight and 2am, then a chance of rain after 2am. Patchy fog between midnight and 5am. Otherwise, cloudy, with a low around 43. Light southeast wind. Chance of precipitation is 30%.

    Low: 43 °F

    Cloudy then
    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Rain before 4pm, then rain and snow likely. Some thunder is also possible. Patchy fog. High near 54. Light and variable wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 54 °F

    Showers and
    Patchy Fog
    then
    Rain/Snow and
    Patchy Fog

  • Sunday Night

    Sunday Night: Rain and snow likely, becoming all rain after 7pm, then gradually ending. Partly cloudy, with a low around 32. West wind around 6 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow
    Likely then
    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 44. West wind 6 to 8 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 28. Light northwest wind.

    Low: 28 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 52. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 52 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. South wind around 5 mph.

    Low: 36 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. Calm wind.
Saturday
Areas of fog before 10am. Otherwise, cloudy, with a high near 55. East wind 3 to 8 mph.
Saturday Night
A chance of showers between midnight and 2am, then a chance of rain after 2am. Patchy fog between midnight and 5am. Otherwise, cloudy, with a low around 43. Light southeast wind. Chance of precipitation is 30%.
Sunday
Rain before 4pm, then rain and snow likely. Some thunder is also possible. Patchy fog. High near 54. Light and variable wind becoming northwest 5 to 9 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday Night
Rain and snow likely, becoming all rain after 7pm, then gradually ending. Partly cloudy, with a low around 32. West wind around 6 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday
Mostly sunny, with a high near 44. West wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 28. Light northwest wind.
Tuesday
Sunny, with a high near 52. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 36. South wind around 5 mph.
Wednesday
Partly sunny, with a high near 60. West wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 36. Light northwest wind.
Thursday
Mostly sunny, with a high near 62. Northwest wind 3 to 7 mph.
Thursday Night
Partly cloudy, with a low around 40. Light northwest wind.
Friday
Mostly sunny, with a high near 63. Northwest wind 3 to 6 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:
7:53 pm EDT Apr 17, 2026
Forecast Valid:
8pm EDT Apr 17, 2026-6pm EDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation