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San Mateo, California Weather:
Monday, December 29, 2025
Cloudy Weather
Day 54°
Night 39°
Precipitation 20 %
Wind 4 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (December 29, 2024)
Partly Sunny with Showers

Day

61°

Night

45°

Wind

12 mph

UV Index

1

Precipitation

86 %