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.

Overcast

55°F

13°C

Humidity 100%
Wind Speed E 3 mph
Barometer 29.68 in (1005.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 7 Nov 5:52 pm EST
Extended Forecast for

Ayer MA

  • Tonight

    Tonight: Rain, mainly before 4am. Patchy fog. Low around 41. Northwest wind 5 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: Mostly cloudy, then gradual clearing during the afternoon, with a high near 59. Northwest wind 13 to 16 mph, with gusts as high as 29 mph.

    High: 59 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Southwest wind around 6 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of rain after 9am. Mostly sunny, with a high near 57. West wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 57 °F

    Slight Chance
    Rain

  • Monday Night

    Monday Night: Mostly clear, with a low around 33. West wind 3 to 6 mph.

    Low: 33 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. West wind 3 to 7 mph.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 36. Light west wind.

    Low: 36 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: Sunny, with a high near 58. West wind 3 to 8 mph.

    High: 58 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 29. Calm wind.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, mainly before 4am. Patchy fog. Low around 41. Northwest wind 5 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Mostly cloudy, then gradual clearing during the afternoon, with a high near 59. Northwest wind 13 to 16 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 37. Southwest wind around 6 mph.
Monday
A slight chance of rain after 9am. Mostly sunny, with a high near 57. West wind 7 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 33. West wind 3 to 6 mph.
Tuesday
Mostly sunny, with a high near 58. West wind 3 to 7 mph.
Tuesday Night
Mostly clear, with a low around 36. Light west wind.
Veterans Day
Sunny, with a high near 58. West wind 3 to 8 mph.
Wednesday Night
Partly cloudy, with a low around 29. Calm wind.
Thursday
Mostly sunny, with a high near 54. Light north wind.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Calm wind becoming north around 6 mph after midnight. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Partly sunny, with a high near 47. North wind around 9 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 25. North wind 5 to 8 mph. Chance of precipitation is 40%.
Saturday
A chance of rain and snow. Partly sunny, with a high near 48. North 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:
Ayer MA
 42.56°N 71.59°W (Elev. 249 ft)
Last Update:
5:28 pm EST Nov 7, 2026
Forecast Valid:
6pm EST Nov 7, 2026-6pm EST Nov 14, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation