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Sunnyvale, California Weather:
Saturday, February 14, 2026
Sunny Weather
Day 57°
Night 43°
Precipitation 5 %
Wind 7 mph
UV Index (0 - 11+) 4
Weather Forecast History
Last Year's Weather on This Day (February 14, 2025)
Cloudy Weather

Day

59°

Night

39°

Wind

12 mph

UV Index

2

Precipitation

49 %