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

50°F

10°C

Humidity 89%
Wind Speed Calm
Barometer 30.26 in (1024.7 mb)
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 21 Sep 9:52 pm EDT
Extended Forecast for

Lancaster MA

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 42. Calm wind.

    Low: 42 °F

    Mostly Clear
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 75. Calm wind becoming south around 6 mph in the afternoon.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Southwest wind 3 to 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 82. Southwest wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 60. Light southwest wind. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 70. Northeast wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 70 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 53. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 11am, then a chance of showers after 1pm. Partly sunny, with a high near 69. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 30%.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 55. Light south wind. Chance of precipitation is 30%.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 42. Calm wind.
Monday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 75. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. Southwest wind 3 to 5 mph.
Tuesday
A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 82. Southwest wind 5 to 7 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 60. Light southwest wind. Chance of precipitation is 60%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 70. Northeast wind 3 to 7 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 53. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
A chance of showers before 11am, then a chance of showers after 1pm. Partly sunny, with a high near 69. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 55. Light south wind. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 74. South wind 3 to 6 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 59. Light southwest wind. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 74. South wind 3 to 6 mph. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 57. Light and variable wind. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 72. North wind 5 to 7 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster MA
 42.44°N 71.65°W (Elev. 344 ft)
Last Update:
8:23 pm EDT Sep 21, 2025
Forecast Valid:
10pm EDT Sep 21, 2025-6pm EDT Sep 28, 2025
 
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