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

22°F

-6°C

Humidity 44%
Wind Speed NW 6 mph
Barometer 29.98 in (1015.8 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 2 Feb 8:52 pm EST
Extended Forecast for

Ayer MA

  • Tonight

    Tonight: Clear, with a low around 2. Light northwest wind.

    Low: 2 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 35. Calm wind becoming west around 5 mph in the afternoon.

    High: 35 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 11. Calm wind.

    Low: 11 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 30. Calm wind becoming northwest 5 to 8 mph in the morning.

    High: 30 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 6. Calm wind.

    Low: 6 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 27. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 27 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 1. Calm wind.

    Low: 1 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of snow between 7pm and 4am. Mostly cloudy, with a low around 3. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 40%.

    Low: 3 °F

    Chance Snow

Detailed Forecast

Tonight
Clear, with a low around 2. Light northwest wind.
Tuesday
Sunny, with a high near 35. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 11. Calm wind.
Wednesday
Sunny, with a high near 30. Calm wind becoming northwest 5 to 8 mph in the morning.
Wednesday Night
Mostly clear, with a low around 6. Calm wind.
Thursday
Mostly sunny, with a high near 27. Calm wind becoming northwest around 6 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 1. Calm wind.
Friday
Partly sunny, with a high near 27. Calm wind becoming southwest around 6 mph in the afternoon.
Friday Night
A chance of snow between 7pm and 4am. Mostly cloudy, with a low around 3. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 13. Northwest wind 10 to 14 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around -2. Northwest wind around 10 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 16. Northwest wind around 11 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 0. Northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 20. Northwest wind 7 to 10 mph, with gusts as high as 21 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ayer MA
 42.56°N 71.59°W (Elev. 249 ft)
Last Update:
6:46 pm EST Feb 2, 2026
Forecast Valid:
9pm EST Feb 2, 2026-6pm EST Feb 9, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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