Saturday
Sunny
High:
20°F
Sunny, with a high near 20. Wind chill values as low as -10. Northwest wind 3 to 6 mph.
Waltham, MA Weather - Tomorrow’s Forecast
Saturday Night
Mostly cloudy
Overnight low:
6°F
Mostly cloudy, with a low around 6. Wind chill values as low as -5. Calm wind becoming north 5 to 9 mph in the evening.