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

Today: Increasing clouds, with a high near 86. West wind 3 to 7 mph.
Increasing
Clouds
 Tonight

Tonight: Showers likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 59. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers
Likely
 Friday

Friday: A slight chance of showers. Partly sunny, with a high near 80. North wind around 6 mph. Chance of precipitation is 20%.
Slight Chance
Showers
 Friday
Night
Friday Night: A chance of showers, mainly after midnight. Mostly cloudy, with a low around 59. Light northeast wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers
 Saturday

Saturday: Showers, with thunderstorms also possible after 5pm. Some of the storms could produce heavy rainfall. Patchy fog between 7am and 8am. High near 73. Northeast wind around 7 mph. Chance of precipitation is 80%.
Heavy Rain
and Patchy
Fog
 Saturday
Night
Saturday Night: Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 61. Light northeast wind. Chance of precipitation is 80%.
Showers then
Chance
Showers
 Sunday

Sunday: Showers likely, mainly after 4pm. Mostly cloudy, with a high near 81. South wind 3 to 5 mph. Chance of precipitation is 60%.
Mostly Cloudy
then Showers
Likely
 Sunday
Night
Sunday Night: A chance of showers before 11pm. Mostly cloudy, with a low around 61. Light southwest wind. Chance of precipitation is 40%.
Chance
Showers then
Mostly Cloudy
 Monday

Monday: Mostly sunny, with a high near 81. West wind 5 to 8 mph.
Mostly Sunny
Hi 86 °F Lo 59 °F Hi 80 °F Lo 59 °F Hi 73 °F Lo 61 °F Hi 81 °F Lo 61 °F Hi 81 °F

 

Today
 
 Increasing clouds, with a high near 86. West wind 3 to 7 mph.
Tonight
 
 Showers likely, mainly between 10pm and 11pm. Mostly cloudy, with a low around 59. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
 
 A slight chance of showers. Partly sunny, with a high near 80. North wind around 6 mph. Chance of precipitation is 20%.
Friday Night
 
 A chance of showers, mainly after midnight. Mostly cloudy, with a low around 59. Light northeast wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
 
 Showers, with thunderstorms also possible after 5pm. Some of the storms could produce heavy rainfall. Patchy fog between 7am and 8am. High near 73. Northeast wind around 7 mph. Chance of precipitation is 80%.
Saturday Night
 
 Showers and possibly a thunderstorm before 11pm, then a chance of showers. Low around 61. Light northeast wind. Chance of precipitation is 80%.
Sunday
 
 Showers likely, mainly after 4pm. Mostly cloudy, with a high near 81. South wind 3 to 5 mph. Chance of precipitation is 60%.
Sunday Night
 
 A chance of showers before 11pm. Mostly cloudy, with a low around 61. Light southwest wind. Chance of precipitation is 40%.
Monday
 
 Mostly sunny, with a high near 81. West wind 5 to 8 mph.
Monday Night
 
 Mostly clear, with a low around 56. West wind 3 to 5 mph.
Tuesday
 
 Sunny, with a high near 80. West wind 5 to 8 mph.
Tuesday Night
 
 Mostly clear, with a low around 57. Light west wind.
Wednesday
 
 Sunny, with a high near 81. West wind 3 to 6 mph.

 

Forecast from NOAA-NWS for Marlboro MA.