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

70°F

21°C

Humidity 64%
Wind Speed Calm
Barometer 30.41 in (1029.6 mb)
Dewpoint 57°F (14°C)
Visibility 8.00 mi
Last update 7 Aug 8:52 am EDT
Extended Forecast for

Lunenburg MASimilar City Names

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 80 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57. Light south wind.

    Low: 57 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 89. Light southwest wind.

    High: 89 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 91. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 91 °F

    Hot

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.
Tonight
Mostly clear, with a low around 57. Calm wind.
Friday
Sunny, with a high near 83. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57. Light south wind.
Saturday
Sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 61. Calm wind.
Sunday
Sunny, with a high near 89. Light southwest wind.
Sunday Night
Mostly clear, with a low around 65. Calm wind.
Monday
Sunny and hot, with a high near 91. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 66. Light southwest wind.
Tuesday
Sunny and hot, with a high near 92. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 68. Southwest wind 3 to 5 mph.
Wednesday
Mostly sunny and hot, with a high near 90. Southwest wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Lunenburg MASimilar City Names
 42.6°N 71.73°W (Elev. 541 ft)
Last Update:
6:14 am EDT Aug 7, 2025
Forecast Valid:
8am EDT Aug 7, 2025-6pm EDT Aug 13, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation