7-Day Forecast 42.48°N 71.46°W (Text-Only)
NWS Forecast for: Acton MA
Issued by: National Weather Service Norton, MA
Last Update: 1:32 pm EDT Jul 8, 2025
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  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 2am.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 68. Calm wind.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Slight Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 11am.  Patchy fog before 10am.  Otherwise, cloudy, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon.  Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Chance
    Showers and
    Patchy Fog
    then Slight
    Chance
    T-storms

  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 65. Light east wind.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    Showers




  • Thursday

    Thursday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm.  Cloudy, with a high near 74. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely




  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Cloudy, with a low around 65. Calm wind.  Chance of precipitation is 50%.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers


  • Friday

    Friday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm.  Partly sunny, with a high near 80. Light northeast wind.  Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    T-storms




  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 65. Light and variable wind.

    Low: 65 °F

    Mostly Cloudy





  • Saturday

    Saturday: Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.

    High: 84 °F

    Partly Sunny





  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 66. Light south wind.

    Low: 66 °F

    Mostly Cloudy





  • Tonight: A chance of showers and thunderstorms, mainly after 2am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Wednesday: A chance of showers, with thunderstorms also possible after 11am. Patchy fog before 10am. Otherwise, cloudy, with a high near 79. Calm wind becoming northeast around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Thursday: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Cloudy, with a high near 74. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Thursday Night: A chance of showers and thunderstorms. Cloudy, with a low around 65. Calm wind. Chance of precipitation is 50%.

    Friday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms between 8am and 2pm. Partly sunny, with a high near 80. Light northeast wind. Chance of precipitation is 20%.

    Friday Night: Mostly cloudy, with a low around 65. Light and variable wind.

    Saturday: Partly sunny, with a high near 84. Calm wind becoming east around 5 mph in the afternoon.

    Saturday Night: Mostly cloudy, with a low around 66. Light south wind.

    Sunday: Mostly sunny, with a high near 86. Calm wind becoming south around 5 mph in the afternoon.

    Sunday Night: Partly cloudy, with a low around 66. South wind around 5 mph becoming calm in the evening.

    Monday: A chance of showers. Partly sunny, with a high near 86. South wind 3 to 6 mph. Chance of precipitation is 30%.

    Monday Night: Partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.

    Tuesday: Partly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the afternoon.



    Acton MA
     42.48°N 71.46°W (Elev. 246 ft)

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