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

35°F

2°C

Humidity 57%
Wind Speed SE 5 mph
Barometer 30.00 in (1016.0 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 22 Mar 3:52 am EDT
Extended Forecast for

Ayer MA

  • Overnight

    Overnight: A chance of snow. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance Snow

  • Sunday

    Sunday: Snow likely before 10am, then rain. High near 43. Southeast wind 3 to 8 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow
    Likely then
    Rain

  • Sunday Night

    Sunday Night: Rain likely before midnight, then a chance of rain and sleet. Cloudy, with a low around 31. North wind 5 to 9 mph. Chance of precipitation is 60%. Little or no sleet accumulation expected.

    Low: 31 °F

    Rain Likely
    then Chance
    Rain/Sleet

  • Monday

    Monday: A chance of snow before 2pm, then scattered snow showers, mainly after 3pm. Cloudy, with a high near 36. North wind 7 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 36 °F

    Chance Snow

  • Monday Night

    Monday Night: Scattered snow showers before 9pm, then a slight chance of snow between 9pm and 10pm. Mostly cloudy, with a low around 25. Northwest wind around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Scattered
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 46. West wind 3 to 6 mph.

    High: 46 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. Southwest wind 3 to 5 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 51. Southwest wind 6 to 11 mph, with gusts as high as 22 mph.

    High: 51 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after midnight. Mostly cloudy, with a low around 31. West wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
A chance of snow. Mostly cloudy, with a low around 33. Calm wind. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday
Snow likely before 10am, then rain. High near 43. Southeast wind 3 to 8 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Sunday Night
Rain likely before midnight, then a chance of rain and sleet. Cloudy, with a low around 31. North wind 5 to 9 mph. Chance of precipitation is 60%. Little or no sleet accumulation expected.
Monday
A chance of snow before 2pm, then scattered snow showers, mainly after 3pm. Cloudy, with a high near 36. North wind 7 to 9 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
Scattered snow showers before 9pm, then a slight chance of snow between 9pm and 10pm. Mostly cloudy, with a low around 25. Northwest wind around 5 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Sunny, with a high near 46. West wind 3 to 6 mph.
Tuesday Night
Mostly cloudy, with a low around 30. Southwest wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 51. Southwest wind 6 to 11 mph, with gusts as high as 22 mph.
Wednesday Night
A chance of rain after midnight. Mostly cloudy, with a low around 31. West wind 3 to 5 mph. Chance of precipitation is 30%.
Thursday
A chance of rain after noon. Partly sunny, with a high near 53. South wind 3 to 8 mph. Chance of precipitation is 30%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 36. South wind around 8 mph. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly sunny, with a high near 47. Northwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday Night
Mostly clear, with a low around 19. Northwest wind 3 to 6 mph.
Saturday
Sunny, with a high near 40. West wind 5 to 7 mph.
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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:
1:44 am EDT Mar 22, 2026
Forecast Valid:
4am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation