San Jose, California Weather:
Tuesday, August 18, 2026
Cloudy Weather
Day 86°
Night 59°
Precipitation 20 %
Wind 2 mph
UV Index (0 - 11+) 9
Weather Forecast History
Last Year's Weather on This Day (August 18, 2025)
Cloudy Night

Day

81°

Night

57°

Wind

6 mph

Precipitation

0 %