San Mateo, California Weather:
Monday, March 23, 2026
Rainy Weather
Day 59°
Night 45°
Precipitation 55 %
Wind 6 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (March 23, 2025)
Cloudy Weather

Day

72°

Night

48°

Wind

6 mph

UV Index

6

Precipitation

1 %