Updated6/21/2025 07:46:00
 
Forecast - Environment Canada

 Extended Forecast - Environment Canada
Today
Chance of showers (60%)
Chance of showers
Max: 28°C
Sun, 22 Jun
Mainly cloudy
Mainly cloudy
Max: 34°C
Mon, 23 Jun
Sunny
Sunny
Max: 35°C
Tue, 24 Jun
Chance of showers (30%)
Chance of showers
Max: 33°C
Wed, 25 Jun
Chance of showers (40%)
Chance of showers
Max: 27°C
Thu, 26 Jun
Chance of showers (60%)
Chance of showers
Max: 25°C
Fri, 27 Jun
Chance of showers (60%)
Chance of showers
Max: 25°C
Tonight
Partly cloudy
Partly cloudy
Min: 24°C
Night
Clear
Clear
Min: 23°C
Night
Clear
Clear
Min: 23°C
Night
Cloudy periods
Cloudy periods
Min: 21°C
Night
Chance of showers (60%)
Chance of showers
Min: 18°C
Night
Chance of showers (60%)
Chance of showers
Min: 18°C
 

Forecast

Toronto Island, ON (Issued: 5:00 AM EDT Saturday 21 June 2025)

Today
Becoming a mix of sun and cloud this morning. 60 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. Wind becoming east 20 km/h this afternoon. High 28. Humidex 36. UV index 9 or very high.
Tonight
Partly cloudy. Wind southwest 20 km/h gusting to 40. Low 24.
Sun, 22 Jun
Mainly cloudy. Wind west 30 km/h gusting to 50 becoming light in the afternoon. Wind becoming northwest 20 late in the afternoon. High 34. Humidex 45. UV index 10 or very high.
Night
Clear. Low 23.
Mon, 23 Jun
Sunny. High 35.
Night
Clear. Low 23.
Tue, 24 Jun
Cloudy with 30 percent chance of showers. High 33.
Night
Cloudy periods. Low 21.
Wed, 25 Jun
A mix of sun and cloud with 40 percent chance of showers. High 27.
Night
Cloudy periods with 60 percent chance of showers. Low 18.
Thu, 26 Jun
Cloudy with 60 percent chance of showers. High 25.
Night
Cloudy with 60 percent chance of showers. Low 18.
Fri, 27 Jun
Cloudy with 60 percent chance of showers. High 25.

24 Hour Forecast - Toronto Island, ON

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
21 June 2025
8 AM 20 Mainly cloudy (20%)  Mainly cloudy 20 SW 10
9 AM 21 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
10 AM 21 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
11 AM 22 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
12 PM 23 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
1 PM 24 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
2 PM 25 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 E 20
3 PM 26 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 E 20
4 PM 26 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 E 20
5 PM 27 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 E 20
6 PM 27 A mix of sun and cloud (20%)  A mix of sun and cloud 20 SW 20
7 PM 28 A mix of sun and cloud (20%)  A mix of sun and cloud 20 SW 20
8 PM 28 A mix of sun and cloud (20%)  A mix of sun and cloud 20 SW 20
9 PM 27 Partly cloudy (20%)  Partly cloudy 20 SW 20
10 PM 27 Partly cloudy (20%)  Partly cloudy 20 SW 20
11 PM 26 Partly cloudy (20%)  Partly cloudy 20 SW 20 gust 40
22 June 2025
12 AM 26 Partly cloudy (20%)  Partly cloudy 20 SW 20 gust 40
1 AM 25 Partly cloudy (20%)  Partly cloudy 20 SW 20 gust 40
2 AM 25 Partly cloudy (20%)  Partly cloudy 20 SW 20
3 AM 25 Partly cloudy (20%)  Partly cloudy 20 SW 20
4 AM 24 Partly cloudy (20%)  Partly cloudy 20 SW 20
5 AM 24 Clear (20%)  Clear 20 W 20 gust 40
6 AM 25 A mix of sun and cloud (20%)  A mix of sun and cloud 20 W 20 gust 40
7 AM 25 A mix of sun and cloud (20%)  A mix of sun and cloud 20 W 20 gust 40
 
† Likelihood of Precipitation (LOP) as described in the public forecast as a chance of measurable precipitation for a period of time.
  Nil: 0%
  Low: 40% or below
  Medium: 60% or 70%
  High: Above 70%

Environment Canada