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.

A Few Clouds

88°F

31°C

Humidity 45%
Wind Speed W 13 G 18 mph
Barometer 29.93 in (1013.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 9 Aug 2:52 pm EDT
Extended Forecast for

Sterling MA

  • Tonight

    Tonight: Clear, with a low around 63. West wind 3 to 8 mph.

    Low: 63 °F

    Clear

  • Monday

    Monday: Increasing clouds, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 87 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 66. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 85. West wind around 9 mph, with gusts as high as 20 mph.

    High: 85 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. West wind 3 to 5 mph.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. West wind 3 to 6 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 3am. Partly cloudy, with a low around 63. Light southwest wind. Chance of precipitation is 30%.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Partly sunny, with a high near 83. West wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    High: 83 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 58. West wind around 6 mph.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Clear, with a low around 63. West wind 3 to 8 mph.
Monday
Increasing clouds, with a high near 87. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 66. Southwest wind around 6 mph. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 85. West wind around 9 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 63. West wind 3 to 5 mph.
Wednesday
Sunny, with a high near 84. West wind 3 to 6 mph.
Wednesday Night
A chance of showers after 3am. Partly cloudy, with a low around 63. Light southwest wind. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 83. West wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Thursday Night
Mostly clear, with a low around 58. West wind around 6 mph.
Friday
Sunny, with a high near 78. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 55. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 78. Northwest wind 6 to 8 mph.
Saturday Night
Mostly clear, with a low around 55. Light northwest wind.
Sunday
Mostly sunny, with a high near 79. West wind 3 to 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sterling MA
 42.43°N 71.74°W (Elev. 650 ft)
Last Update:
2:20 pm EDT Aug 9, 2026
Forecast Valid:
3pm EDT Aug 9, 2026-6pm EDT Aug 16, 2026
 
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