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National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
7-Day Forecast 42.21°N 70.96°W (Text-Only)
NWS Forecast for: Weymouth MA
Issued by: National Weather Service Norton, MA
Last Update: 5:34 am EDT Jun 30, 2026		Print

  • Today

    Today: Mostly sunny, with a high near 86. South wind 6 to 11 mph.

    High: 86 °F

    Mostly Sunny



  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 69. South wind 13 to 16 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    Showers


  • Wednesday

    Wednesday: Partly sunny and hot, with a high near 94. Heat index values as high as 100. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Hot



  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 75. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday

    Thursday: Sunny and hot, with a high near 95. West wind around 8 mph.

    High: 95 °F

    Hot



  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 77. Southwest wind around 7 mph.

    Low: 77 °F

    Mostly Clear



  • Friday

    Friday: Sunny and hot, with a high near 95. West wind 7 to 10 mph.

    High: 95 °F

    Hot



  • Friday
    Night

    Friday Night: Mostly clear, with a low around 75. West wind around 6 mph.

    Low: 75 °F

    Mostly Clear



  • Independence
    Day

    Independence Day: A chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. West wind 5 to 8 mph. Chance of precipitation is 30%.

    High: 89 °F

    Mostly Sunny
    then Chance
    T-storms



    • Today: Mostly sunny, with a high near 86. South wind 6 to 11 mph.

    Tonight: A chance of showers and thunderstorms, mainly after 10pm. Mostly cloudy, with a low around 69. South wind 13 to 16 mph. Chance of precipitation is 40%.

    Wednesday: Partly sunny and hot, with a high near 94. Heat index values as high as 100. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.

    Wednesday Night: A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 75. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.

    Thursday: Sunny and hot, with a high near 95. West wind around 8 mph.

    Thursday Night: Mostly clear, with a low around 77. Southwest wind around 7 mph.

    Friday: Sunny and hot, with a high near 95. West wind 7 to 10 mph.

    Friday Night: Mostly clear, with a low around 75. West wind around 6 mph.

    Independence Day: A chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 89. West wind 5 to 8 mph. Chance of precipitation is 30%.

    Saturday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 10pm. Partly cloudy, with a low around 72. Light southwest wind. Chance of precipitation is 30%.

    Sunday: Mostly sunny, with a high near 85. Northwest wind 5 to 7 mph becoming northeast in the afternoon.

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

    Monday: A chance of showers. Partly sunny, with a high near 81. East wind 3 to 8 mph. Chance of precipitation is 30%.


    Weymouth MA
     42.21°N 70.96°W (Elev. 98 ft)

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