Thursday
Mostly sunny
High:
85°F
Mostly sunny, with a high near 85. Calm wind becoming northwest around 5 mph.
Ontario, OR Weather - Extended Forecast
Thursday Night
Partly cloudy
Overnight low:
59°F
Partly cloudy, with a low around 59. Light and variable wind becoming northwest around 6 mph after midnight.
Friday
Sunny
High:
87°F
Sunny, with a high near 87.
Friday Night
Clear
Overnight low:
59°F
Clear, with a low around 59.
Independence Day
Hot
High:
93°F
Saturday Night
Clear
Overnight low:
62°F
Sunday
Hot
High:
96°F
Sunday Night
Mostly clear
Overnight low:
65°F
Monday
Hot
High:
97°F
Monday Night
Partly cloudy
Overnight low:
66°F
Tuesday
Hot
High:
96°F