National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 42.48°N 71.43°W (Text-Only)
NWS Forecast for: Acton MA
Issued by: National Weather Service Norton, MA
Last Update: 6:15 pm EDT Mar 15, 2026		Print

  • Tonight

    Tonight: Showers likely, mainly after 5am. The rain could be heavy at times. Mostly cloudy, with a low around 34. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Mostly Cloudy
    then Heavy
    Rain

  • Monday

    Monday: Showers, with thunderstorms also possible after 11am. Some of the storms could produce heavy rainfall. Patchy fog before 2pm. High near 62. South wind 7 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 62 °F

    Heavy Rain
    and Patchy
    Fog

  • Monday
    Night

    Monday Night: Showers. The rain could be heavy at times. Patchy fog after 9pm. Low around 39. South wind 14 to 16 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 39 °F

    Heavy Rain
    and Patchy
    Fog

  • Tuesday

    Tuesday: Showers likely before 8am. Mostly sunny, with a high near 45. West wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Showers
    Likely then
    Mostly Sunny

  • Tuesday
    Night

    Tuesday Night: Mostly clear, with a low around 21. West wind 8 to 10 mph, with gusts as high as 22 mph.

    Low: 21 °F

    Mostly Clear


  • Wednesday

    Wednesday: Sunny, with a high near 39. West wind 5 to 7 mph.

    High: 39 °F

    Sunny


  • Wednesday
    Night

    Wednesday Night: Mostly cloudy, with a low around 25. South wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Mostly Cloudy


  • Thursday

    Thursday: Partly sunny, with a high near 45. South wind 3 to 8 mph.

    High: 45 °F

    Partly Sunny


  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 30. Southwest wind 3 to 6 mph.

    Low: 30 °F

    Partly Cloudy




    • Tonight: Showers likely, mainly after 5am. The rain could be heavy at times. Mostly cloudy, with a low around 34. Southeast wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Monday: Showers, with thunderstorms also possible after 11am. Some of the storms could produce heavy rainfall. Patchy fog before 2pm. High near 62. South wind 7 to 11 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Monday Night: Showers. The rain could be heavy at times. Patchy fog after 9pm. Low around 39. South wind 14 to 16 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Tuesday: Showers likely before 8am. Mostly sunny, with a high near 45. West wind 11 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Tuesday Night: Mostly clear, with a low around 21. West wind 8 to 10 mph, with gusts as high as 22 mph.

    Wednesday: Sunny, with a high near 39. West wind 5 to 7 mph.

    Wednesday Night: Mostly cloudy, with a low around 25. South wind around 5 mph becoming calm in the evening.

    Thursday: Partly sunny, with a high near 45. South wind 3 to 8 mph.

    Thursday Night: Partly cloudy, with a low around 30. Southwest wind 3 to 6 mph.

    Friday: Mostly sunny, with a high near 51. West wind 3 to 7 mph.

    Friday Night: A chance of rain. Mostly cloudy, with a low around 33. Southwest wind around 6 mph. Chance of precipitation is 30%.

    Saturday: A chance of rain. Partly sunny, with a high near 50. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 50%.

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 30. West wind around 8 mph. Chance of precipitation is 30%.

    Sunday: Mostly sunny, with a high near 44. West wind around 11 mph, with gusts as high as 24 mph.


    Acton MA
     42.48°N 71.43°W (Elev. 207 ft)

    Visit your local NWS office at: https://www.weather.gov/boston