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Fontana, California Weather:
Thursday, September 18, 2025
Sunny WeatherSunny weather, clear skies and sunny weather.
Day 88°
Night 61°
Precipitation 0 %
Wind 7 mph
UV Index (0 - 11+) 11

Weather Forecast History

Last Year's Weather on This Day (September 18, 2024)

Cloudy WeatherCloudy weather, overcast skies with clouds.

Day

81°

Night

59°

Wind

7 mph

UV Index

7

Precipitation

1