Wednesday
Sunny
High:
93°F
Sunny, with a high near 93.
Fontana, CA Weather - Extended Forecast
Wednesday Night
Mostly clear
Overnight low:
66°F
Mostly clear, with a low around 66.
Thursday
Sunny
High:
92°F
Sunny, with a high near 92.
Thursday Night
Clear
Overnight low:
63°F
Clear, with a low around 63.
Friday
Sunny
High:
89°F
Friday Night
Clear
Overnight low:
61°F
Saturday
Sunny
High:
88°F
Saturday Night
Clear
Overnight low:
60°F
Sunday
Sunny
High:
89°F