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San Mateo, California Weather:
Sunday, January 4, 2026
Cloudy Weather
Day 59°
Night 43°
Precipitation 20 %
Wind 5 mph
UV Index (0 - 11+) 2
Weather Forecast History
Last Year's Weather on This Day (January 4, 2025)
Cloudy Weather

Day

59°

Night

45°

Wind

4 mph

UV Index

2

Precipitation

2 %