Sunnyvale, California Weather:
Tuesday, October 27, 2026
Cloudy Weather
Day 66°
Night 50°
Precipitation 12 %
Wind 4 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (October 27, 2025)
Night

Day

68°

Night

46°

Wind

4 mph

Precipitation

0 %