Monday
Sunny
High:
85°F
Sunny, with a high near 85. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Fontana, CA Weather - Extended Forecast
Monday Night
Mostly clear
Overnight low:
59°F
Mostly clear, with a low around 59.
Tuesday
Sunny
High:
86°F
Sunny, with a high near 86.
Tuesday Night
Mostly clear
Overnight low:
61°F
Mostly clear, with a low around 61.
Wednesday
Sunny
High:
88°F
Wednesday Night
Mostly clear
Overnight low:
61°F
Thursday
Sunny
High:
89°F
Thursday Night
Mostly clear
Overnight low:
62°F
Friday
Sunny
High:
91°F