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

66°F

19°C

Humidity 90%
Wind Speed NW 5 mph
Barometer 30.28 in (1025.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 16 Sep 11:52 pm EDT
Extended Forecast for

Sterling MA

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 61. West wind 3 to 5 mph.

    Low: 61 °F

    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers after 3pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 78 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 3am. Mostly cloudy, with a low around 63. Light and variable wind becoming southwest around 6 mph in the evening. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 63 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, then gradually becoming sunny, with a high near 75. Northwest wind 7 to 9 mph.

    High: 75 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 48. North wind around 6 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

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

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 50. Light south wind.

    Low: 50 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 10am. Mostly cloudy, with a high near 63. South wind 3 to 7 mph. Chance of precipitation is 70%.

    High: 63 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 50. North wind 3 to 5 mph. Chance of precipitation is 50%.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 61. West wind 3 to 5 mph.
Thursday
A slight chance of showers after 3pm. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 78. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A chance of showers, mainly before 3am. Mostly cloudy, with a low around 63. Light and variable wind becoming southwest around 6 mph in the evening. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Partly sunny, then gradually becoming sunny, with a high near 75. Northwest wind 7 to 9 mph.
Friday Night
Mostly clear, with a low around 48. North wind around 6 mph.
Saturday
Mostly sunny, with a high near 66. Light and variable wind.
Saturday Night
Mostly cloudy, with a low around 50. Light south wind.
Sunday
Showers likely, mainly after 10am. Mostly cloudy, with a high near 63. South wind 3 to 7 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 50. North wind 3 to 5 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 64. Northeast wind around 7 mph.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 63. Northeast wind 7 to 9 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 48. Northeast wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 64. East wind 7 to 9 mph.
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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:
8:14 pm EDT Sep 16, 2026
Forecast Valid:
12am EDT Sep 17, 2026-6pm EDT Sep 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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