National Weather Service Forecast for: Cambridge MA
Issued by: National Weather Service Norton, MA
Updated: 12:23 pm EDT Jul 6, 2025
 
This
Afternoon
This Afternoon: Mostly sunny and hot, with a high near 93. Heat index values as high as 97. Southwest wind 10 to 13 mph.
Hot


 Tonight

Tonight: Mostly clear, with a low around 72. Southwest wind 7 to 10 mph.
Mostly Clear


 Monday

Monday: A slight chance of showers between 2pm and 3pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 98. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Mostly Sunny
then Slight
Chance
Showers
 Monday
Night
Monday Night: A chance of showers before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 75. Southwest wind 7 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Showers
Likely and
Patchy Fog
 Tuesday

Tuesday: Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 89. Southwest wind 6 to 8 mph. Chance of precipitation is 60%.
Showers
Likely and
Patchy Fog

 Tuesday
Night
Tuesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 60%.
Showers
Likely

 Wednesday

Wednesday: Mostly cloudy, with a high near 81. East wind 5 to 7 mph.
Mostly Cloudy


 Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.
Mostly Cloudy


 Thursday

Thursday: A chance of showers after 3pm. Mostly cloudy, with a high near 78. East wind 3 to 7 mph. Chance of precipitation is 30%.
Mostly Cloudy
then Chance
Showers
Hi 93 °F Lo 72 °F Hi 93 °F Lo 75 °F Hi 89 °F Lo 70 °F Hi 81 °F Lo 67 °F Hi 78 °F

Heat Advisory
 

This Afternoon
 
 Mostly sunny and hot, with a high near 93. Heat index values as high as 97. Southwest wind 10 to 13 mph.
Tonight
 
 Mostly clear, with a low around 72. Southwest wind 7 to 10 mph.
Monday
 
 A slight chance of showers between 2pm and 3pm. Mostly sunny and hot, with a high near 93. Heat index values as high as 98. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Monday Night
 
 A chance of showers before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 75. Southwest wind 7 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
 
 Showers likely and possibly a thunderstorm before 9am, then a chance of showers and thunderstorms between 9am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 89. Southwest wind 6 to 8 mph. Chance of precipitation is 60%.
Tuesday Night
 
 Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming light and variable in the evening. Chance of precipitation is 60%.
Wednesday
 
 Mostly cloudy, with a high near 81. East wind 5 to 7 mph.
Wednesday Night
 
 Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening.
Thursday
 
 A chance of showers after 3pm. Mostly cloudy, with a high near 78. East wind 3 to 7 mph. Chance of precipitation is 30%.
Thursday Night
 
 A chance of showers. Cloudy, with a low around 66. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
 
 A chance of showers. Mostly cloudy, with a high near 77. Northeast wind 5 to 8 mph. Chance of precipitation is 30%.
Friday Night
 
 A chance of showers. Mostly cloudy, with a low around 66. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Saturday
 
 Mostly cloudy, with a high near 77. East wind 5 to 8 mph.

 

Forecast from NOAA-NWS for Cambridge MA.