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.

Freezing Fog

27°F

-3°C

Humidity 100%
Wind Speed Calm
Barometer 29.77 in (1008.7 mb)
Dewpoint 27°F (-3°C)
Visibility 0.25 mi
Last update 24 Dec 2:52 am EST
Extended Forecast for

Ayer MASimilar City Names

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 30. West wind around 6 mph.

    Low: 30 °F

    Patchy Fog

  • Wednesday

    Wednesday: Increasing clouds, with a high near 39. North wind 8 to 17 mph, with gusts as high as 33 mph.

    High: 39 °F

    Increasing
    Clouds

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 21. North wind around 5 mph becoming calm.

    Low: 21 °F

    Increasing
    Clouds

  • Christmas Day

    Christmas Day: A slight chance of snow showers between 8am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 39. Southwest wind 6 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 20%.

    High: 39 °F

    Slight Chance
    Snow Showers
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 11. Northwest wind 7 to 14 mph, with gusts as high as 24 mph.

    Low: 11 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 23. North wind 3 to 7 mph.

    High: 23 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow after 8pm. Cloudy, with a low around 13. Calm wind. Chance of precipitation is 50%.

    Low: 13 °F

    Chance Snow

  • Saturday

    Saturday: A chance of snow. Mostly cloudy, with a high near 26. North wind 3 to 6 mph. Chance of precipitation is 50%.

    High: 26 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 16. Calm wind.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 30. West wind around 6 mph.
Wednesday
Increasing clouds, with a high near 39. North wind 8 to 17 mph, with gusts as high as 33 mph.
Wednesday Night
Increasing clouds, with a low around 21. North wind around 5 mph becoming calm.
Christmas Day
A slight chance of snow showers between 8am and 10am. Cloudy, then gradually becoming mostly sunny, with a high near 39. Southwest wind 6 to 13 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 11. Northwest wind 7 to 14 mph, with gusts as high as 24 mph.
Friday
Mostly sunny, with a high near 23. North wind 3 to 7 mph.
Friday Night
A chance of snow after 8pm. Cloudy, with a low around 13. Calm wind. Chance of precipitation is 50%.
Saturday
A chance of snow. Mostly cloudy, with a high near 26. North wind 3 to 6 mph. Chance of precipitation is 50%.
Saturday Night
Mostly cloudy, with a low around 16. Calm wind.
Sunday
A chance of rain and snow between 1pm and 2pm, then a chance of rain after 2pm. Mostly cloudy, with a high near 37. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 40%.
Sunday Night
Rain and snow. Low around 23. Light and variable wind becoming west around 6 mph after midnight. Chance of precipitation is 80%.
Monday
Rain and snow likely. Partly sunny, with a high near 35. West wind 8 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 17. West wind around 9 mph.
Tuesday
Mostly sunny, with a high near 29. West wind 9 to 11 mph, with gusts as high as 25 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Ayer MASimilar City Names
 42.56°N 71.59°W (Elev. 249 ft)
Last Update:
1:14 am EST Dec 24, 2025
Forecast Valid:
3am EST Dec 24, 2025-6pm EST Dec 30, 2025
 
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