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

69°F

21°C

Humidity 90%
Wind Speed SE 3 mph
Barometer 30.12 in (1019.6 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 13 Jul 1:52 am EDT
Extended Forecast for

Lancaster MA

  • Overnight

    Overnight: Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 86 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm between 4am and 5am, then showers likely after 5am. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 66. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 66 °F

    Partly Cloudy
    then Showers
    Likely and
    Patchy Fog

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 84. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 67. Light southwest wind. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.

    High: 92 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. Light southwest wind.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 93. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 93 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 72. Southwest wind around 6 mph.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 62. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Showers likely and possibly a thunderstorm between 4am and 5am, then showers likely after 5am. Patchy fog after 4am. Otherwise, increasing clouds, with a low around 66. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%.
Monday
Showers likely, with thunderstorms also possible after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 84. Southwest wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 67. Light southwest wind. Chance of precipitation is 30%.
Tuesday
Sunny and hot, with a high near 92. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 69. Light southwest wind.
Wednesday
Sunny and hot, with a high near 93. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 72. Southwest wind around 6 mph.
Thursday
A chance of showers after 1pm. Mostly sunny and hot, with a high near 91. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Southwest wind around 7 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 84. North wind 3 to 6 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster MA
 42.44°N 71.68°W (Elev. 249 ft)
Last Update:
6:14 pm EDT Jul 12, 2025
Forecast Valid:
1am EDT Jul 13, 2025-6pm EDT Jul 19, 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