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

61°F

16°C

Humidity 100%
Wind Speed N 6 mph
Barometer 29.90 in (1012.3 mb)
Dewpoint 61°F (16°C)
Visibility 9.00 mi
Last update 31 Jul 2:52 am EDT
Extended Forecast for

Lunenburg MASimilar City Names

  • Overnight

    Overnight: Partly cloudy, with a low around 57. Light west wind.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers after 3pm. Mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64. Light southwest wind.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers after 3pm. Partly sunny, with a high near 83. South wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 64. Southwest wind 3 to 5 mph. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 80. Southwest wind 5 to 8 mph. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 10pm. Partly cloudy, with a low around 60. Light west wind. Chance of precipitation is 40%.

    Low: 60 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 57. Light west wind.
Friday
A slight chance of showers after 3pm. Mostly sunny, with a high near 80. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 60. Calm wind.
Saturday
Mostly sunny, with a high near 84. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 64. Light southwest wind.
Sunday
A slight chance of showers after 3pm. Partly sunny, with a high near 83. South wind 5 to 8 mph. Chance of precipitation is 20%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 64. Southwest wind 3 to 5 mph. Chance of precipitation is 50%.
Monday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 80. Southwest wind 5 to 8 mph. Chance of precipitation is 60%.
Monday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 10pm. Partly cloudy, with a low around 60. Light west wind. Chance of precipitation is 40%.
Tuesday
Sunny, with a high near 83. Southwest wind 3 to 5 mph.
Tuesday Night
Partly cloudy, with a low around 61. Calm wind.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 63. Calm wind.
Thursday
A chance of showers. Mostly sunny, with a high near 86. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lunenburg MASimilar City Names
 42.6°N 71.73°W (Elev. 541 ft)
Last Update:
2:29 pm EDT Jul 30, 2026
Forecast Valid:
3am EDT Jul 31, 2026-6pm EDT Aug 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation