Ontario, CA Weather

Today
A chance of showers and thunderstorms between 11am and 5pm. Mostly sunny, with a high near 65. South wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Tonight
Mostly clear, with a low around 45. Southwest wind 0 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Friday
Sunny, with a high near 71. West wind 0 to 15 mph, with gusts as high as 25 mph.

Friday Night
Mostly clear, with a low around 47. West wind 0 to 15 mph, with gusts as high as 25 mph.

Saturday
Sunny, with a high near 77. Southwest wind 0 to 5 mph.

Saturday Night
Clear, with a low around 50.

Sunday
Sunny, with a high near 82.

Sunday Night
Mostly clear, with a low around 53.

Monday
Sunny, with a high near 80.

Monday Night
Mostly clear, with a low around 54.

Tuesday
Sunny, with a high near 82.

Tuesday Night
Clear, with a low around 58.

Wednesday
Sunny, with a high near 90.

Wednesday Night
Mostly clear, with a low around 61.