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.

Light Rain Fog/Mist

64°F

18°C

Humidity 96%
Wind Speed Calm
Barometer 29.74 in (1006.9 mb)
Dewpoint 63°F (17°C)
Visibility 1.25 mi
Last update 30 Jul 5:52 am EDT
Extended Forecast for

Sterling MASimilar City Names

  • Today

    Today: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog. Otherwise, mostly cloudy, with a high near 70. North wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely and
    Patchy Fog

  • Tonight

    Tonight: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Patchy fog between 10pm and 1am. Otherwise, mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 80. Light west wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 61. Light southwest wind.

    Low: 61 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 83 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64. Southwest wind around 5 mph.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 3pm. Mostly cloudy, with a high near 82. South wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 82 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 63. Southwest wind 3 to 5 mph. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 81. West wind 3 to 6 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog. Otherwise, mostly cloudy, with a high near 70. North wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Patchy fog between 10pm and 1am. Otherwise, mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 80. Light west wind. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Partly cloudy, with a low around 61. Light southwest wind.
Saturday
Partly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 64. Southwest wind around 5 mph.
Sunday
A chance of showers after 3pm. Mostly cloudy, with a high near 82. South wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 63. Southwest wind 3 to 5 mph. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 81. West wind 3 to 6 mph. Chance of precipitation is 40%.
Monday Night
Mostly clear, with a low around 59. Light northwest wind.
Tuesday
Sunny, with a high near 82. Northwest wind 3 to 5 mph.
Tuesday Night
Mostly clear, with a low around 62. Calm wind.
Wednesday
Sunny, with a high near 84. Light southwest wind.
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ABOUT THIS FORECAST

 
Point Forecast:
Sterling MASimilar City Names
 42.43°N 71.74°W (Elev. 650 ft)
Last Update:
3:32 am EDT Jul 30, 2026
Forecast Valid:
6am EDT Jul 30, 2026-6pm EDT Aug 5, 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