Weather forecast and conditions for Ontario, California, United States - The Weather Channel | weather.com

Weather forecast and conditions for Ontario, California, United States - The Weather Channel | weather.com

Advertisement

Advertisement

Advertisement

29°

Sunny

Day 31° • Night 15°

Heat Advisory

Feels Like29°

07:00

18:58

High / Low

31°/15°

Wind

16 km/h

Humidity

26%

Dew Point

8°

Pressure

1012.2 mb

UV Index

4 of 11

Visibility

Unlimited

Moon Phase

Waning Crescent

Hourly Forecast

Daily Forecast

Radar

© 2026 Mapbox © OpenStreetMap|Improve this map