10-day forecast for Ontario, OR: 35° to 63°, with precipitation expected on 0 days. The table below breaks each day into morning, afternoon, evening and overnight.
63°
Best day: Wednesday, November 11
55°
Worst day: Friday, November 6
Tap any day below to see morning, afternoon, evening and overnight.
Thu, 0556° / 38°0
Morning38°feels 38°
Afternoon56°feels 53°
Evening45°feels 45°
Overnight41°feels 41°
56 °
Ontario, Thursday, 5 November
Overcast. High 56°, low 38°.
Pressure30.21 inHg
Wind2.8 mph NW
Humidity53%
Visibility6.2 mi
Dew point35°
Fri, 0655° / 35°0
Morning35°feels 35°
Afternoon54°feels 52°
Evening47°feels 47°
Overnight37°feels 37°
55 °
Ontario, Friday, 6 November
Mostly clear. High 55°, low 35°.
Pressure30.39 inHg
Wind1.9 mph E
Humidity61%
Visibility6.2 mi
Dew point37°
Sat, 0757° / 37°0
Morning37°feels 37°
Afternoon57°feels 54°
Evening48°feels 48°
Overnight40°feels 40°
57 °
Ontario, Saturday, 7 November
Clear. High 57°, low 37°.
Pressure30.33 inHg
Wind3.8 mph E
Humidity54%
Visibility6.2 mi
Dew point35°
Sun, 0858° / 41°0
Morning45°feels 42°
Afternoon52°feels 49°
Evening53°feels 51°
Overnight45°feels 42°
58 °
Ontario, Sunday, 8 November
Overcast. High 58°, low 41°.
Pressure30.24 inHg
Wind5.6 mph SE
Humidity55%
Visibility—
Dew point35°
Mon, 0956° / 38°0
Morning42°feels 42°
Afternoon50°feels 50°
Evening53°feels 51°
Overnight47°feels 47°
56 °
Ontario, Monday, 9 November
Overcast. High 56°, low 38°.
Pressure30.21 inHg
Wind2.3 mph NW
Humidity63%
Visibility—
Dew point36°
Tue, 1062° / 45°0
Morning50°feels 49°
Afternoon56°feels 54°
Evening55°feels 53°
Overnight48°feels 48°
62 °
Ontario, Tuesday, 10 November
Partly cloudy. High 62°, low 45°.
Pressure30.12 inHg
Wind4.8 mph NW
Humidity41%
Visibility—
Dew point32°
Wed, 1163° / 42°0
Morning47°feels 46°
Afternoon55°feels 53°
Evening56°feels 54°
Overnight48°feels 48°
63 °
Ontario, Wednesday, 11 November
Clear. High 63°, low 42°.
Pressure30.15 inHg
Wind5.1 mph NE
Humidity44%
Visibility—
Dew point32°
Thu, 1261° / 46°0
Morning51°feels 49°
Afternoon57°feels 54°
Evening55°feels 52°
Overnight50°feels 47°
61 °
Ontario, Thursday, 12 November
Overcast. High 61°, low 46°.
Pressure30.00 inHg
Wind10 mph SE
Humidity39%
Visibility—
Dew point31°
Fri, 1363° / 45°0
Morning49°feels 48°
Afternoon57°feels 54°
Evening56°feels 53°
Overnight48°feels 46°
63 °
Ontario, Friday, 13 November
Overcast. High 63°, low 45°.
Pressure30.06 inHg
Wind5.2 mph NE
Humidity38%
Visibility—
Dew point30°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Ontario, OR around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.