Fairfield, California Weather:
Monday, August 31, 2026
Cloudy Weather
Day 77°
Night 57°
Precipitation 3 %
Wind 15 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (August 31, 2025)
Night

Day

99°

Night

61°

Wind

9 mph

Precipitation

0 %