Ontario, CA Weather

This Afternoon
Sunny, with a high near 70. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

Tonight
Mostly clear, with a low around 52. West wind 5 to 15 mph, with gusts as high as 25 mph.

Tuesday
Sunny, with a high near 79. West wind 0 to 15 mph, with gusts as high as 25 mph.

Tuesday Night
Patchy fog after 11pm. Partly cloudy, with a low around 53. West wind 0 to 15 mph, with gusts as high as 25 mph.

Wednesday
Patchy fog before 11am. Mostly sunny, with a high near 75. West wind 0 to 15 mph, with gusts as high as 25 mph.

Wednesday Night
Patchy fog after 11pm. Mostly cloudy, with a low around 53.

Thursday
Patchy fog before 11am. Partly sunny, with a high near 74.

Thursday Night
Patchy fog after 5am. Partly cloudy, with a low around 53.

Friday
Patchy fog before 11am. Mostly sunny, with a high near 76.

Friday Night
Partly cloudy, with a low around 55.

Saturday
A slight chance of rain showers after 5pm. Partly sunny, with a high near 70.

Saturday Night
A slight chance of rain showers. Mostly cloudy, with a low around 49.

Sunday
A slight chance of rain showers before 11am. Partly sunny, with a high near 62.

Sunday Night
Mostly cloudy, with a low around 48.