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Fontana, California Weather:
Thursday, September 4, 2025
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 97°
Night 66°
Precipitation 20 %
Wind 1 mph
UV Index (0 - 11+) 8

Weather Forecast History

Last Year's Weather on This Day (September 4, 2024)

Sunny WeatherSunny weather, clear skies and sunny weather.

Day

108°

Night

73°

Wind

7 mph

UV Index

8

Precipitation

0