Antioch, California Weather:
Saturday, September 12, 2026
Sunny Weather
Day 90°
Night 61°
Precipitation 20 %
Wind 4 mph
UV Index (0 - 11+) 6
Weather Forecast History
Last Year's Weather on This Day (September 12, 2025)
Cloudy Night

Day

82°

Night

59°

Wind

9 mph

Precipitation

0 %