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.

Overcast

72°F

22°C

Humidity 68%
Wind Speed S 10 mph
Barometer 29.97 in (1014.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 16 Aug 10:52 pm EDT
Extended Forecast for

West Groton MA

  • Tonight

    Tonight: Showers likely, mainly after 2am. Patchy fog between 2am and 3am. Otherwise, cloudy, with a low around 67. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 67 °F

    Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: Showers likely, mainly before 8am. Patchy fog before 5pm. Otherwise, mostly cloudy, with a high near 74. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 74 °F

    Showers
    Likely and
    Patchy Fog

  • Monday Night

    Monday Night: A slight chance of showers before midnight. Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Tuesday

    Tuesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 82. Light north wind. Chance of precipitation is 20%.

    High: 82 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

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

    Low: 60 °F

    Partly Cloudy

  • Wednesday

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

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. Light west wind.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.

    High: 82 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely, mainly after 2am. Patchy fog between 2am and 3am. Otherwise, cloudy, with a low around 67. South wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Showers likely, mainly before 8am. Patchy fog before 5pm. Otherwise, mostly cloudy, with a high near 74. South wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday Night
A slight chance of showers before midnight. Patchy fog between 1am and 2am. Otherwise, mostly cloudy, with a low around 63. Calm wind. Chance of precipitation is 20%.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 82. Light north wind. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 60. Calm wind.
Wednesday
Sunny, with a high near 85. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 62. Light west wind.
Thursday
A chance of showers. Partly sunny, with a high near 82. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 55. Calm wind.
Friday
Sunny, with a high near 81. Calm wind.
Friday Night
Partly cloudy, with a low around 56. Calm wind.
Saturday
Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly sunny, with a high near 82. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
West Groton MA
 42.61°N 71.64°W (Elev. 230 ft)
Last Update:
12:24 pm EDT Aug 16, 2026
Forecast Valid:
11pm EDT Aug 16, 2026-6pm EDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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