Monday
Sunny
High:
64°F
Sunny, with a high near 64. West northwest wind 6 to 13 mph, with gusts as high as 22 mph.
Ontario, OR Weather - Extended Forecast
Monday Night
Mostly clear
Overnight low:
36°F
Mostly clear, with a low around 36.
Tuesday
Sunny
High:
66°F
Sunny, with a high near 66.
Tuesday Night
Partly cloudy
Overnight low:
41°F
Partly cloudy, with a low around 41.
Wednesday
Sunny
High:
70°F
Wednesday Night
Mostly clear
Overnight low:
43°F
Thursday
Mostly sunny
High:
73°F
Thursday Night
Mostly cloudy
Overnight low:
47°F
Friday
Mostly cloudy
High:
73°F