Antioch, California Weather:
Sunday, September 20, 2026
Cloudy Weather
Day 81°
Night 55°
Precipitation 0 %
Wind 9 mph
UV Index (0 - 11+) 6
Weather Forecast History
Last Year's Weather on This Day (September 20, 2025)
Night

Day

82°

Night

63°

Wind

8 mph

Precipitation

1 %