Sunnyvale, California Weather:
Wednesday, April 15, 2026
Cloudy Weather
Day 73°
Night 55°
Precipitation 2 %
Wind 4 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (April 15, 2025)
Cloudy Weather

Day

70°

Night

52°

Wind

7 mph

UV Index

8

Precipitation

13 %