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.

Partly Cloudy

65°F

18°C

Humidity 97%
Wind Speed Calm
Barometer 30.03 in (1016.9 mb)
Dewpoint 64°F (18°C)
Visibility 9.00 mi
Last update 18 Sep 6:52 am EDT
Extended Forecast for

Sterling MA

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 77. North wind 3 to 8 mph.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 46. North wind 3 to 5 mph.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Light and variable wind.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

    High: 63 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers, mainly before 2am. Patchy fog before 2am. Low around 52. Calm wind. Chance of precipitation is 80%.

    Low: 52 °F

    Showers and
    Patchy Fog

  • Monday

    Monday: A chance of showers before 8am. Partly sunny, with a high near 64. North wind around 7 mph. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 47. Calm wind becoming northeast around 6 mph after midnight.

    Low: 47 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 59. Northeast wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 77. North wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 46. North wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 66. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 47. Calm wind.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 63. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night
Showers, mainly before 2am. Patchy fog before 2am. Low around 52. Calm wind. Chance of precipitation is 80%.
Monday
A chance of showers before 8am. Partly sunny, with a high near 64. North wind around 7 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 47. Calm wind becoming northeast around 6 mph after midnight.
Tuesday
A chance of showers. Mostly cloudy, with a high near 59. Northeast wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 46. Northeast wind 5 to 7 mph.
Wednesday
Partly sunny, with a high near 60. East wind 10 to 13 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly cloudy, with a low around 46. Northeast wind 5 to 7 mph.
Thursday
A chance of showers. Partly sunny, with a high near 61. Northeast wind around 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sterling MA
 42.41°N 71.75°W (Elev. 492 ft)
Last Update:
3:02 am EDT Sep 18, 2026
Forecast Valid:
7am EDT Sep 18, 2026-6pm EDT Sep 24, 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