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

57°F

14°C

Humidity 90%
Wind Speed NW 3 mph
Barometer 30.02 in (1016.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 22 Jun 4:52 am EDT
Extended Forecast for

Sterling MA

  • Today

    Today: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Mostly Cloudy
    then Showers
    Likely

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Patchy fog. Low around 59. Southeast wind 3 to 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 59 °F

    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers likely, mainly before noon. Patchy fog before 1pm. Otherwise, cloudy, with a high near 76. Light and variable wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Light northwest wind.

    Low: 58 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 81. Northwest wind 6 to 9 mph.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. Light west wind.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers after 11pm. Mostly cloudy, with a low around 61. Light south wind. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

Detailed Forecast

Today
Showers likely, mainly after 4pm. Mostly cloudy, with a high near 77. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Showers and possibly a thunderstorm. Patchy fog. Low around 59. Southeast wind 3 to 5 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers likely, mainly before noon. Patchy fog before 1pm. Otherwise, cloudy, with a high near 76. Light and variable wind becoming northwest 5 to 7 mph in the morning. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 58. Light northwest wind.
Wednesday
Sunny, with a high near 81. Northwest wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 59. Light west wind.
Thursday
Mostly sunny, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
A chance of showers after 11pm. Mostly cloudy, with a low around 61. Light south wind. Chance of precipitation is 50%.
Friday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Southwest wind 5 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. West wind 3 to 5 mph. Chance of precipitation is 50%.
Saturday
Mostly sunny, with a high near 81. West wind 3 to 7 mph.
Saturday Night
Partly cloudy, with a low around 62. Light west wind.
Sunday
Sunny, with a high near 84. Northwest wind 3 to 7 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Sterling MA
 42.43°N 71.77°W (Elev. 499 ft)
Last Update:
2:30 am EDT Jun 22, 2026
Forecast Valid:
5am EDT Jun 22, 2026-6pm EDT Jun 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation