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.

Mostly Cloudy

26°F

-3°C

Humidity 44%
Wind Speed Calm
Barometer 30.14 in (1021.3 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 15 Feb 5:52 pm EST
Extended Forecast for

Ayer MA

  • Tonight

    Tonight: Increasing clouds, with a low around 17. Calm wind.

    Low: 17 °F

    Increasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Cloudy, then gradually becoming mostly sunny, with a high near 38. Light and variable wind.

    High: 38 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. Calm wind.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 44. Calm wind becoming southwest around 5 mph.

    High: 44 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Rain likely, mainly after 3pm. Mostly cloudy, with a high near 41. Light and variable wind. Chance of precipitation is 70%.

    High: 41 °F

    Chance Rain
    then Rain
    Likely

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 8pm. Low around 27. Light northeast wind. Chance of precipitation is 80%.

    Low: 27 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: Partly sunny, with a high near 39. Light and variable wind.

    High: 39 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. Calm wind.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 17. Calm wind.
Washington's Birthday
Cloudy, then gradually becoming mostly sunny, with a high near 38. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 22. Calm wind.
Tuesday
Partly sunny, with a high near 44. Calm wind becoming southwest around 5 mph.
Tuesday Night
Partly cloudy, with a low around 27. Calm wind.
Wednesday
Rain likely, mainly after 3pm. Mostly cloudy, with a high near 41. Light and variable wind. Chance of precipitation is 70%.
Wednesday Night
Rain and snow, becoming all snow after 8pm. Low around 27. Light northeast wind. Chance of precipitation is 80%.
Thursday
Partly sunny, with a high near 39. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 24. Calm wind.
Friday
A chance of snow before 11am, then a chance of rain and snow between 11am and noon, then a chance of rain after noon. Mostly cloudy, with a high near 40. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
Rain and snow likely. Cloudy, with a low around 28. Light northeast wind. Chance of precipitation is 60%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 39. North wind 3 to 6 mph. Chance of precipitation is 40%.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 24. Light west wind. Chance of precipitation is 30%.
Sunday
A chance of rain. Partly sunny, with a high near 38. West wind 5 to 8 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:
2:17 pm EST Feb 15, 2026
Forecast Valid:
6pm EST Feb 15, 2026-6pm EST Feb 22, 2026
 
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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