San Mateo, California Weather:
Wednesday, April 1, 2026
Sunny Weather
Day 61°
Night 45°
Precipitation 40 %
Wind 15 mph
Weather Forecast History
Last Year's Weather on This Day (April 1, 2025)
Rainy Weather

Day

59°

Night

45°

Wind

16 mph

UV Index

2

Precipitation

100 %