Sunnyvale, California Weather:
Friday, March 27, 2026
Cloudy Weather
Day 72°
Night 50°
Precipitation 1 %
Wind 4 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (March 27, 2025)
Rainy Weather

Day

64°

Night

50°

Wind

11 mph

UV Index

2

Precipitation

87 %