Friday
Mostly sunny
High:
54°F
Mostly sunny, with a high near 54.
Ontario, OR Weather - Extended Forecast
Friday Night
Partly cloudy
Overnight low:
29°F
Partly cloudy, with a low around 29.
Saturday
Mostly sunny
High:
58°F
Mostly sunny, with a high near 58.
Saturday Night
Partly cloudy
Overnight low:
35°F
Partly cloudy, with a low around 35.
Sunday
Mostly sunny
High:
60°F
Sunday Night
Mostly cloudy
Overnight low:
34°F
Monday
Patchy fog
High:
59°F
Monday Night
Mostly cloudy
Overnight low:
34°F
Tuesday
Patchy fog
High:
60°F