Waltham, Massachusetts Weather:
Tuesday, September 22, 2026
Cloudy Weather
Day 61°
Night 46°
Precipitation 25 %
Wind 13 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (September 22, 2025)
Cloudy Weather

Day

77°

Night

55°

Wind

4 mph

UV Index

50

Precipitation

0 %