Fairfield, California Weather:
Saturday, August 15, 2026
Sunny Weather
Day 88°
Night 61°
Precipitation 1 %
Wind 13 mph
UV Index (0 - 11+) 9
Weather Forecast History
Last Year's Weather on This Day (August 15, 2025)
Night

Day

90°

Night

63°

Wind

14 mph

Precipitation

1 %