Fontana, California Weather:
Monday, March 30, 2026
Cloudy Weather
Day 86°
Night 54°
Precipitation 0 %
Wind 4 mph
UV Index (0 - 11+) 5
Weather Forecast History
Last Year's Weather on This Day (March 30, 2025)
Partly Sunny with Showers

Day

64°

Night

54°

Wind

8 mph

UV Index

3

Precipitation

49 %