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 93%
Wind Speed Calm
Barometer 30.19 in (1022.4 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 3 Aug 12:52 am EDT
Extended Forecast for

Groton MA

  • Overnight

    Overnight: Clear, with a low around 54. Calm wind.

    Low: 54 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. Light southwest wind.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 90. Light and variable wind.

    High: 90 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85. Calm wind becoming east around 6 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83. Calm wind becoming east around 6 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 54. Calm wind.
Sunday
Sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 58. Light southwest wind.
Monday
Sunny and hot, with a high near 90. Light and variable wind.
Monday Night
Mostly clear, with a low around 62. Calm wind.
Tuesday
Mostly sunny, with a high near 85. Calm wind becoming east around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 60. Calm wind.
Wednesday
Mostly sunny, with a high near 83. Calm wind becoming east around 6 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 60. Calm wind.
Thursday
Mostly sunny, with a high near 82. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 59. Light southwest wind.
Friday
Sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 61. South wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 87. Calm wind becoming south around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Groton MA
 42.6°N 71.58°W (Elev. 299 ft)
Last Update:
10:18 pm EDT Aug 2, 2025
Forecast Valid:
1am EDT Aug 3, 2025-6pm EDT Aug 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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