Fontana, CA Weather

Overnight
Mostly cloudy, with a low around 45. Northeast wind around 5 mph.

Thursday
A slight chance of showers and thunderstorms between 11am and 5pm. Mostly sunny, with a high near 64. Southeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night
Mostly clear, with a low around 44. Southwest wind 0 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

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

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

Saturday
Sunny, with a high near 76.

Saturday Night
Clear, with a low around 50.

Sunday
Sunny, with a high near 80.

Sunday Night
Mostly clear, with a low around 53.

Monday
Sunny, with a high near 79.

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 89.