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.

Rain Fog/Mist

56°F

13°C

Humidity 97%
Wind Speed NW 8 mph
Barometer 29.71 in (1006.0 mb)
Dewpoint 55°F (13°C)
Visibility 2.50 mi
Last update 14 May 3:52 pm EDT
Extended Forecast for

Bolton MA

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. High near 60. East wind around 5 mph becoming light and variable. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Heavy Rain
    and Patchy
    Fog

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 2am, then a chance of showers. Patchy fog. Low around 46. North wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers and
    Patchy Fog
    then Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers before 2pm. Patchy fog. Otherwise, cloudy, with a high near 54. Northeast wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Calm wind becoming west around 5 mph after midnight.

    Low: 46 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 77. West wind 6 to 9 mph.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. Southwest wind 6 to 8 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 79. West wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. West wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Patchy fog. High near 60. East wind around 5 mph becoming light and variable. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 2am, then a chance of showers. Patchy fog. Low around 46. North wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
A chance of showers before 2pm. Patchy fog. Otherwise, cloudy, with a high near 54. Northeast wind 6 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 46. Calm wind becoming west around 5 mph after midnight.
Saturday
Sunny, with a high near 77. West wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around 56. Southwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 79. West wind 7 to 9 mph, with gusts as high as 20 mph.
Sunday Night
Mostly clear, with a low around 54. West wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 80. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 57. Southwest wind around 5 mph.
Tuesday
Sunny and hot, with a high near 90. Southwest wind 6 to 9 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 64. Southwest wind around 7 mph.
Wednesday
A chance of showers. Mostly sunny, with a high near 89. West wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 58. West wind 5 to 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Bolton MA
 42.43°N 71.59°W (Elev. 348 ft)
Last Update:
2:28 pm EDT May 14, 2026
Forecast Valid:
4pm EDT May 14, 2026-6pm EDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation