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San Mateo, California Weather:
Saturday, January 17, 2026
Cloudy Weather
Day 64°
Night 46°
Precipitation 2 %
Wind 2 mph
UV Index (0 - 11+) 3
Weather Forecast History
Last Year's Weather on This Day (January 17, 2025)
Cloudy Weather

Day

59°

Night

43°

Wind

6 mph

UV Index

3

Precipitation

0 %