Fairfield, California Weather:
Monday, September 28, 2026
Sunny Weather
Day 79°
Night 52°
Precipitation 10 %
Wind 2 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (September 28, 2025)
Cloudy Night

Day

70°

Night

63°

Wind

8 mph

Precipitation

25 %