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Smarter Travel Planning

Weather in Ontario

Discover today’s weather in Ontario and see if now is a good time to travel with our 16 day forecast.
Check flight prices to Ontario on Avionero:
Dates, flexibility, days away

Weather in Ontario today

Good Weather
Hot
☀️
Sunny
Temperature, wind, and humidity right now:
⛅️
+93°F
Temperature now
+77°F
Min.
+99°F
Max.
5 m/s
Wind now
0 m/s
Min.
10 m/s
Max.
26%
Humidity now
12%
Min.
100%
Max.

Weather in Ontario for the upcoming 15 days

Here’s how the weather in Ontario looks currently:
Today, 09 September
⛅️
+93°F
Few clouds
5 m/s
26 %
Thu, 10 September
⛅️
+95°F
Few clouds
5 m/s
31 %
Fri, 11 September
☀️
+90°F
Clear sky
5 m/s
37 %
Sat, 12 September
⛅️
+81°F
Few clouds
5 m/s
53 %
Sun, 13 September
☀️
+81°F
Clear sky
5 m/s
48 %
Mon, 14 September
☁️
+81°F
Broken clouds
5 m/s
42 %
Tue, 15 September
☀️
+79°F
Clear sky
5 m/s
43 %
Wed, 16 September
☀️
+81°F
Clear sky
5 m/s
35 %
Thu, 17 September
☀️
+79°F
Clear sky
6 m/s
37 %
Fri, 18 September
☀️
+79°F
Clear sky
4 m/s
36 %
Sat, 19 September
☀️
+81°F
Clear sky
4 m/s
38 %
Sun, 20 September
☁️
+79°F
Scattered clouds
5 m/s
43 %
Mon, 21 September
☀️
+79°F
Clear sky
4 m/s
32 %
Tue, 22 September
☁️
+82°F
Scattered clouds
4 m/s
20 %
Wed, 23 September
☀️
+84°F
Clear sky
4 m/s
22 %

Weather in Ontario year round

Weather by month. Click on a month to see full weather information.
The average temperature during the whole year is around +77°F, with the lowest average of +64°F in December and the highest average of +93°F in August

Other cities in USA

Check out the weather for other cities in USA.

Monthly weather in Ontario