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South Acton, Massachusetts Weather Forecast
South Acton, Massachusetts Weather
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Click for Special Weather Statement for South Acton, Massachusetts
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Weather Forecast for South Acton, Massachusetts : Middlesex County
Issued: 4:31 pm EST Jan 26, 2026 Latitude: 42.4584265 Longitude: -71.453674 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
20% chance of snow on Tonight Increasing Clouds on Tuesday Sunny on Wednesday Mostly Sunny on Thursday Sunny on Friday Mostly Sunny on Saturday 30% chance of snow on Sunday Mostly Sunny on Monday
Low: 6 °F High: 21°F High: 23°F High: 21°F High: 18°F High: 26°F High: 26°F High: 32°F
Low: 6 °F Low: 5 °F Low: 2 °F Low: 1 °F Low: 8 °F Low: 13°F  
Snow Increasing Clouds Sunny Mostly Sunny Sunny Mostly Sunny Snow Mostly Sunny
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Current Conditions at
BEDFORD - (KBED)
18°
Feels like 6°F
Cloudy
Light Snow Mist
as of 9:51 PM EST
Rel. Humidity: 85%
Dew Point: 14°F
Visibility: 2 1/2 Miles
Pressure: 29.70 in.
Flight Rule: IFR
Wind Data
9 MPH
280° West
Cloud Level(s): Solid Overcast at 3100ft
Current Conditions at
FITCHBURG - (KFIT)
16°
Feels like 2°F
Cloudy
as of 9:52 PM EST
Rel. Humidity: 78%
Dew Point: 10°F
Visibility: 8 Miles
Pressure: 29.71 in.
Flight Rule: VFR
Wind Data
12 MPH
300° Northwest
Cloud Level(s): Broken at 5000ft, Broken at 7000ft, Solid Overcast at 11000ft
Current Conditions at
BOSTON - (KBOS)
19°
Feels like 7°F
Cloudy
Light Snow Mist
as of 9:54 PM EST
Rel. Humidity: 92%
Dew Point: 18°F
Visibility: 1 Miles
Pressure: 29.70 in.
Flight Rule: IFR
Wind Data
12 MPH
Gust: 22 MPH
290° West
Cloud Level(s): Few at 800ft, Solid Overcast at 2700ft
Current Conditions at
NASHUA/BOIRE FIELD - (KASH)
19°
Feels like 7°F
Cloudy
Light Snow Mist
as of 9:56 PM EST
Rel. Humidity: 85%
Dew Point: 16°F
Visibility: 2 1/2 Miles
Flight Rule: IFR
Wind Data
10 MPH
300° Northwest
Cloud Level(s): Solid Overcast at 3000ft
20% chance of snow Tonight Tonight... A slight chance of snow showers before 11pm. Cloudy early, then gradual clearing, with a low around 6. Wind chill values as low as -3. Northwest wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 21. Wind chill values as low as -6. West wind around 7 mph.
Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 6. Wind chill values as low as -4. West wind 3 to 6 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 23. Wind chill values as low as -4. West wind around 7 mph.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 5. Light west wind.
Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 21. West wind 3 to 8 mph.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 2. West wind around 6 mph.
Sunny on Friday Friday... Sunny, with a high near 18. West wind 6 to 9 mph.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 1. West wind around 6 mph.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 26. North wind around 6 mph.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 8. North wind around 6 mph.
30% chance of snow Sunday Sunday... A chance of snow. Partly sunny, with a high near 26. North wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
30% chance of snow Sunday Night Sunday Night... A chance of snow. Mostly cloudy, with a low around 13. North wind around 7 mph. Chance of precipitation is 30%.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 32. Northwest wind around 8 mph.
Current Radar Image


Sun Almanac for South Acton, Massachusetts
Sunrise: 07:05 AM
Sunset: 4:52 PM
Civil Sunrise:06:35 AM
Civil Sunset: 5:22 PM
Nautical Sunrise: 06:01 AM
Nautical Sunset: 5:56 PM
Astro Sunrise: 05:28 AM
Astro Sunset: 6:29 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.