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

68°F

20°C

Humidity 63%
Wind Speed SE 5 mph
Barometer 29.84 in (1010.3 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Jun 10:52 pm EDT
Extended Forecast for

Sterling MA

  • Tonight

    Tonight: A chance of showers, mainly after 4am. Mostly cloudy, with a low around 60. South wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog. High near 78. South wind 6 to 13 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. West wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    Showers then
    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 83. West wind around 14 mph, with gusts as high as 30 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 58. West wind around 11 mph.

    Low: 58 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 79. West wind 13 to 15 mph, with gusts as high as 32 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. West wind 6 to 9 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 78. West wind around 9 mph, with gusts as high as 20 mph.

    High: 78 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 4am. Partly cloudy, with a low around 56. Light west wind. Chance of precipitation is 30%.

    Low: 56 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
A chance of showers, mainly after 4am. Mostly cloudy, with a low around 60. South wind 3 to 5 mph. Chance of precipitation is 30%.
Thursday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog. High near 78. South wind 6 to 13 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 62. West wind 9 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Sunny, with a high near 83. West wind around 14 mph, with gusts as high as 30 mph.
Friday Night
Clear, with a low around 58. West wind around 11 mph.
Saturday
Sunny, with a high near 79. West wind 13 to 15 mph, with gusts as high as 32 mph.
Saturday Night
Mostly clear, with a low around 58. West wind 6 to 9 mph.
Sunday
Mostly sunny, with a high near 78. West wind around 9 mph, with gusts as high as 20 mph.
Sunday Night
A chance of showers after 4am. Partly cloudy, with a low around 56. Light west wind. Chance of precipitation is 30%.
Monday
Showers likely, mainly after 11am. The rain could be heavy at times. Mostly cloudy, with a high near 74. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 60%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 57. North wind 3 to 5 mph. Chance of precipitation is 50%.
Tuesday
Mostly sunny, with a high near 82. North wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 62. Calm wind.
Wednesday
Mostly sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sterling MA
 42.45°N 71.74°W (Elev. 499 ft)
Last Update:
7:15 pm EDT Jun 17, 2026
Forecast Valid:
11pm EDT Jun 17, 2026-6pm EDT Jun 24, 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