Hayward, California Weather:
Sunday, October 4, 2026
Cloudy Weather
Day 91°
Night 59°
Precipitation 1 %
Wind 5 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (October 4, 2025)
Night

Day

75°

Night

54°

Wind

5 mph

Precipitation

0 %