Waltham, Massachusetts Weather:
Monday, October 12, 2026
Partly Sunny with Showers
Day 66°
Night 48°
Precipitation 55 %
Wind 8 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (October 12, 2025)
Rainy Weather

Day

59°

Night

52°

Wind

16 mph

UV Index

10

Precipitation

100 %