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Hayward, California Weather:
Heat Advisory (Issued when high temperatures and humidity create conditions that may be hazardous during outdoor activity or prolonged exposure.)
Friday, May 30, 2025
Cloudy WeatherCloudy weather, overcast skies with clouds.
Day 90°
Night 57°
Precipitation 0 %
Wind 8 mph
UV Index (0 - 11+) 11

Weather Forecast History

Last Year's Weather on This Day (May 30, 2024)

Day

88°

Night

48°