Fontana, California Weather:
Sunday, April 19, 2026
Rainy Weather
Day 73°
Night 54°
Precipitation 75 %
Wind 9 mph
UV Index (0 - 11+) 9
Weather Forecast History
Last Year's Weather on This Day (April 19, 2025)
Sunny Weather

Day

79°

Night

50°

Wind

12 mph

UV Index

9

Precipitation

1 %