National Weather Service Forecast for: Brockton MA
Issued by: National Weather Service Norton, MA
Updated: 2:31 am EDT Aug 20, 2026
 
Today

Today: Increasing clouds, with a high near 87. Light and variable wind becoming northwest around 5 mph.
Increasing
Clouds
 Tonight

Tonight: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 61. Calm wind becoming northwest around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers
Likely
 Friday

Friday: A chance of showers. Mostly cloudy, with a high near 78. Northeast wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Chance
Showers
 Friday
Night
Friday Night: A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 60. Light northeast wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers
 Saturday

Saturday: Showers, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rainfall. Patchy fog before 8am. High near 75. Northeast wind around 8 mph. Chance of precipitation is 90%.
Heavy Rain
and Patchy
Fog
 Saturday
Night
Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Light northeast wind. Chance of precipitation is 60%.
Showers
Likely
 Sunday

Sunday: A chance of showers. Mostly cloudy, with a high near 82. South wind 3 to 7 mph. Chance of precipitation is 50%.
Chance
Showers
 Sunday
Night
Sunday Night: A chance of showers before 10pm. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Chance
Showers then
Mostly Cloudy
 Monday

Monday: Mostly sunny, with a high near 83. West wind 5 to 9 mph.
Mostly Sunny
Hi 87 °F Lo 61 °F Hi 78 °F Lo 60 °F Hi 75 °F Lo 62 °F Hi 82 °F Lo 63 °F Hi 83 °F

 

Today
 
 Increasing clouds, with a high near 87. Light and variable wind becoming northwest around 5 mph.
Tonight
 
 Showers likely, mainly after 10pm. Mostly cloudy, with a low around 61. Calm wind becoming northwest around 5 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
 
 A chance of showers. Mostly cloudy, with a high near 78. Northeast wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
 
 A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 60. Light northeast wind. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
 
 Showers, with thunderstorms also possible after 2pm. Some of the storms could produce heavy rainfall. Patchy fog before 8am. High near 75. Northeast wind around 8 mph. Chance of precipitation is 90%.
Saturday Night
 
 Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Light northeast wind. Chance of precipitation is 60%.
Sunday
 
 A chance of showers. Mostly cloudy, with a high near 82. South wind 3 to 7 mph. Chance of precipitation is 50%.
Sunday Night
 
 A chance of showers before 10pm. Mostly cloudy, with a low around 63. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Monday
 
 Mostly sunny, with a high near 83. West wind 5 to 9 mph.
Monday Night
 
 Mostly clear, with a low around 57. West wind 3 to 5 mph.
Tuesday
 
 Sunny, with a high near 81. West wind 5 to 9 mph.
Tuesday Night
 
 Mostly clear, with a low around 57. Southwest wind 3 to 5 mph.
Wednesday
 
 Sunny, with a high near 82. Southwest wind 3 to 7 mph.

 

Forecast from NOAA-NWS for Brockton MA.