Fairfield, California Weather:
Saturday, September 5, 2026
Sunny Weather
Day 91°
Night 59°
Precipitation 0 %
Wind 5 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (September 5, 2025)
Cloudy Night

Day

81°

Night

59°

Wind

15 mph

Precipitation

0 %