10-day forecast for Ontario, OR: 33° to 67°, with precipitation expected on 3 days. The table below breaks each day into morning, afternoon, evening and overnight.
64°
Best day: Tuesday, November 10
56° · 0.13 in
Worst day: Saturday, November 14
Tap any day below to see morning, afternoon, evening and overnight.
Tue, 1064° / 33°0
Morning38°feels 38°
Afternoon63°feels 61°
Evening50°feels 48°
Overnight36°feels 36°
64 °
Ontario, Tuesday, 10 November
Overcast. High 64°, low 33°.
Pressure30.30 inHg
Wind1.8 mph E
Humidity59%
Visibility6.2 mi
Dew point40°
Wed, 1161° / 40°0
Morning40°feels 40°
Afternoon60°feels 58°
Evening50°feels 47°
Overnight43°feels 43°
61 °
Ontario, Wednesday, 11 November
Overcast. High 61°, low 40°.
Pressure30.24 inHg
Wind2.8 mph SE
Humidity46%
Visibility6.2 mi
Dew point36°
Thu, 1260° / 42°0
Morning42°feels 42°
Afternoon60°feels 58°
Evening50°feels 47°
Overnight46°feels 45°
60 °
Ontario, Thursday, 12 November
Overcast. High 60°, low 42°.
Pressure30.00 inHg
Wind4.9 mph E
Humidity43%
Visibility6.2 mi
Dew point34°
Fri, 1367° / 42°0.09
Morning46°feels 45°
Afternoon56°feels 53°
Evening61°feels 58°
Overnight44°feels 44°
67 °
Ontario, Friday, 13 November
Light rain. High 67°, low 42°.
Pressure29.65 inHg
Wind13.4 mph S
Humidity42%
Visibility—
Dew point30°
Sat, 1456° / 42°0.13
Morning46°feels 42°
Afternoon51°feels 48°
Evening53°feels 51°
Overnight53°feels 50°
56 °
Ontario, Saturday, 14 November
Light rain. High 56°, low 42°.
Pressure29.83 inHg
Wind15.1 mph SE
Humidity51%
Visibility—
Dew point32°
Sun, 1555° / 44°0.13
Morning54°feels 52°
Afternoon54°feels 52°
Evening47°feels 45°
Overnight46°feels 43°
55 °
Ontario, Sunday, 15 November
Light rain. High 55°, low 44°.
Pressure29.71 inHg
Wind12.6 mph SE
Humidity61%
Visibility—
Dew point42°
Mon, 1652° / 40°0
Morning45°feels 42°
Afternoon48°feels 45°
Evening47°feels 44°
Overnight42°feels 40°
52 °
Ontario, Monday, 16 November
Mostly clear. High 52°, low 40°.
Pressure30.12 inHg
Wind6.9 mph W
Humidity50%
Visibility—
Dew point30°
Tue, 1748° / 37°0
Morning39°feels 36°
Afternoon44°feels 40°
Evening44°feels 40°
Overnight38°feels 32°
48 °
Ontario, Tuesday, 17 November
Overcast. High 48°, low 37°.
Pressure30.15 inHg
Wind8 mph NW
Humidity59%
Visibility—
Dew point29°
Wed, 1848° / 33°0
Morning37°feels 31°
Afternoon43°feels 37°
Evening42°feels 35°
Overnight34°feels 28°
48 °
Ontario, Wednesday, 18 November
Partly cloudy. High 48°, low 33°.
Pressure30.09 inHg
Wind13.5 mph NW
Humidity50%
Visibility—
Dew point24°
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.