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

32°F

0°C

Humidity 82%
Wind Speed SE 3 mph
Barometer 29.93 in (1013.8 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 22 Jan 4:52 am EST
Extended Forecast for

Ayer MA

  • Today

    Today: Mostly sunny, with a high near 41. West wind 7 to 10 mph, with gusts as high as 23 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 19. West wind around 5 mph.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 30. Southwest wind 5 to 13 mph, with gusts as high as 26 mph.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 2. Wind chill values as low as -12. West wind 8 to 10 mph, with gusts as high as 23 mph.

    Low: 2 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 14. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.

    High: 14 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 1. Light northwest wind.

    Low: 1 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow, mainly after 7am. The snow could be heavy at times. High near 17. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 80%.

    High: 17 °F

    Heavy Snow

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Low around 10. North wind around 6 mph. Chance of precipitation is 80%.

    Low: 10 °F

    Heavy Snow

  • Monday

    Monday: Snow likely, mainly before 11am. Mostly cloudy, with a high near 22. North wind 6 to 8 mph. Chance of precipitation is 70%.

    High: 22 °F

    Snow Likely

Detailed Forecast

Today
Mostly sunny, with a high near 41. West wind 7 to 10 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 19. West wind around 5 mph.
Friday
Mostly sunny, with a high near 30. Southwest wind 5 to 13 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 2. Wind chill values as low as -12. West wind 8 to 10 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 14. Northwest wind 7 to 9 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 1. Light northwest wind.
Sunday
Snow, mainly after 7am. The snow could be heavy at times. High near 17. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 80%.
Sunday Night
Snow. The snow could be heavy at times. Low around 10. North wind around 6 mph. Chance of precipitation is 80%.
Monday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 22. North wind 6 to 8 mph. Chance of precipitation is 70%.
Monday Night
A chance of snow before 9pm. Partly cloudy, with a low around 6. Northwest wind around 6 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 22. West wind 6 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 8. West wind around 5 mph.
Wednesday
Mostly sunny, with a high near 25. West wind 5 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ayer MA
 42.56°N 71.56°W (Elev. 249 ft)
Last Update:
12:57 am EST Jan 22, 2026
Forecast Valid:
5am EST Jan 22, 2026-6pm EST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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