Saturday
Hot
High:
93°F
Sunny and hot, with a high near 93. Calm wind becoming west northwest around 6 mph in the afternoon.
Ontario, OR Weather - Extended Forecast
Saturday Night
Mostly clear
Overnight low:
65°F
Mostly clear, with a low around 65.
Sunday
Hot
High:
93°F
Sunny and hot, with a high near 93.
Sunday Night
Chance of showers
Overnight low:
65°F
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 65.
Monday
Chance of showers and thunderstorms
High:
86°F
Monday Night
Mostly clear
Overnight low:
60°F
Tuesday
Mostly sunny
High:
88°F
Tuesday Night
Mostly clear
Overnight low:
63°F
Wednesday
Hot
High:
93°F