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San Mateo, California Weather:
Thursday, February 19, 2026
Sunny Weather
Day 55°
Night 41°
Precipitation 5 %
Wind 7 mph
UV Index (0 - 11+) 4
Weather Forecast History
Last Year's Weather on This Day (February 19, 2025)
Partly Sunny with Showers

Day

61°

Night

43°

Wind

7 mph

UV Index

1

Precipitation

55 %