Your trips
Organise your trips easily with tabs
London
Ontario
Any date
Duplicate
+ Search
background

Smarter Travel Planning

for a Better World

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:
Select dates, flexibility, days away

Weather in Ontario for the upcoming 15 days

Here’s how the weather in Ontario looks currently:
Today, 31 May
☀️
+28°C
Clear sky
6 m/s
26 %
Mon, 01 June
☀️
+27°C
Clear sky
6 m/s
28 %
Tue, 02 June
☀️
+27°C
Clear sky
6 m/s
27 %
Wed, 03 June
☀️
+26°C
Clear sky
5 m/s
37 %
Thu, 04 June
☀️
+27°C
Clear sky
5 m/s
34 %
Fri, 05 June
☀️
+25°C
Clear sky
5 m/s
41 %
Sat, 06 June
☁️
+24°C
Broken clouds
5 m/s
43 %
Sun, 07 June
☀️
+24°C
Clear sky
6 m/s
42 %
Mon, 08 June
☀️
+25°C
Clear sky
5 m/s
39 %
Tue, 09 June
☀️
+28°C
Clear sky
5 m/s
32 %
Wed, 10 June
☀️
+30°C
Clear sky
5 m/s
28 %
Thu, 11 June
☀️
+30°C
Clear sky
5 m/s
26 %
Fri, 12 June
☀️
+29°C
Clear sky
5 m/s
23 %
Sat, 13 June
☀️
+29°C
Clear sky
5 m/s
25 %
Sun, 14 June
☀️
+30°C
Clear sky
5 m/s
25 %

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 +25°C, with the lowest average of +18°C in December and the highest average of +34°C in August

Other cities in USA

Check out the weather for other cities in USA.

Monthly weather in Ontario