Fontana, CA Weather - Tomorrow’s Forecast

Saturday

Sunny

High:
91°F

Sunny, with a high near 91. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.

Clear

Overnight low:
61°F

Clear, with a low around 61. Southwest wind 10 to 15 mph becoming light west after midnight. Winds could gust as high as 20 mph.