Fontana, CA Weather

Tonight
Mostly clear, with a low around 61. Southwest wind 0 to 10 mph.

Thursday
Sunny, with a high near 91. West wind 0 to 15 mph, with gusts as high as 25 mph.

Thursday Night
Mostly clear, with a low around 61. West wind 0 to 10 mph, with gusts as high as 20 mph.

Friday
Sunny, with a high near 90. Southwest wind 0 to 15 mph, with gusts as high as 25 mph.

Friday Night
Partly cloudy, with a low around 60. Southwest wind 0 to 10 mph, with gusts as high as 20 mph.

Saturday
Partly sunny, with a high near 84.

Saturday Night
Partly cloudy, with a low around 58.

Sunday
Sunny, with a high near 82.

Sunday Night
Mostly clear, with a low around 57.

Monday
Sunny, with a high near 84.

Monday Night
Mostly clear, with a low around 58.

Tuesday
Sunny, with a high near 86.

Tuesday Night
Mostly clear, with a low around 59.

Wednesday
Sunny, with a high near 86.