Friday
Chance of showers
High:
60°F
A chance of showers. Partly sunny, with a high near 60. Chance of precipitation is 50%.
Ontario, CA Weather - Extended Forecast
Friday Night
Chance of showers
Overnight low:
49°F
A chance of showers. Partly cloudy, with a low around 49. Chance of precipitation is 40%.
Saturday
Mostly sunny
High:
67°F
Mostly sunny, with a high near 67.
Saturday Night
Mostly clear
Overnight low:
48°F
Mostly clear, with a low around 48.
Sunday
Sunny
High:
69°F
Sunday Night
Mostly clear
Overnight low:
48°F
Monday
Sunny
High:
70°F
Monday Night
Mostly clear
Overnight low:
49°F
Tuesday
Sunny
High:
68°F