San Mateo, California Weather:
Sunday, July 20, 2025
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 73°
Night 55°
Precipitation 25 %
Wind 6 mph
UV Index (0 - 11+) 7

Weather Forecast History

Last Year's Weather on This Day (July 20, 2024)

Day

73°

Night

57°