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Sunnyvale, California Weather:
Thursday, February 19, 2026
Cloudy Weather
Day 57°
Night 41°
Precipitation 25 %
Wind 5 mph
UV Index (0 - 11+) 4
Weather Forecast History
Last Year's Weather on This Day (February 19, 2025)
Partly Sunny with Showers

Day

64°

Night

45°

Wind

4 mph

UV Index

2

Precipitation

55 %