Ontario, CA Weather - Tomorrow’s Forecast

Wednesday

Sunny

High:
95°F

Sunny, with a high near 95. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

Clear

Overnight low:
66°F

Clear, with a low around 66. West wind 5 to 10 mph becoming light southwest in the evening. Winds could gust as high as 20 mph.