Fairfield, California Weather:
Tuesday, September 1, 2026
Sunny Weather
Day 91°
Night 55°
Precipitation 0 %
Wind 10 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (September 1, 2025)
Cloudy Night

Day

99°

Night

63°

Wind

8 mph

Precipitation

0 %