Sunday
Partly sunny
High:
83°F
Partly sunny, with a high near 83. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Waltham, MA Weather - Tomorrow’s Forecast
Sunday Night
Mostly cloudy
Overnight low:
65°F
Mostly cloudy, with a low around 65. Southwest wind 5 to 7 mph.