Sunnyvale, California Weather:
Friday, April 17, 2026
Cloudy Weather
Day 63°
Night 46°
Precipitation 2 %
Wind 4 mph
Weather Forecast History
Last Year's Weather on This Day (April 17, 2025)
Cloudy Weather

Day

64°

Night

50°

Wind

7 mph

UV Index

4

Precipitation

25 %