Extended Forecast - Environment Canada
  Sat, 27 Sep
Chance of showers (30%)
Chance of showers
Max: 24°C
Sun, 28 Sep
Sunny
Sunny
Max: 26°C
Mon, 29 Sep
Sunny
Sunny
Max: 25°C
Tue, 30 Sep
Sunny
Sunny
Max: 24°C
Wed, 1 Oct
Sunny
Sunny
Max: 17°C
Thu, 2 Oct
Sunny
Sunny
Max: 18°C
Tonight
Partly cloudy
Partly cloudy
Min: 15°C
Night
A few clouds
A few clouds
Min: 17°C
Night
Clear
Clear
Min: 14°C
Night
Clear
Clear
Min: 13°C
Night
Clear
Clear
Min: 7°C
Night
Clear
Clear
Min: 5°C

Forecast

Toronto Island, ON (Issued: 3:30 PM EDT Friday 26 September 2025)

Tonight
Partly cloudy. Low 15.
Sat, 27 Sep
A mix of sun and cloud. 30 percent chance of showers in the afternoon. High 24. Humidex 29. UV index 5 or moderate.
Night
Partly cloudy. Becoming clear in the evening. Low 17.
Sun, 28 Sep
Sunny. High 26.
Night
Clear. Low 14.
Mon, 29 Sep
Sunny. High 25.
Night
Clear. Low 13.
Tue, 30 Sep
Sunny. High 24.
Night
Clear. Low 7.
Wed, 1 Oct
Sunny. High 17.
Night
Clear. Low plus 5.
Thu, 2 Oct
Sunny. High 18.

24 Hour Forecast - Toronto Island, ON

Date/Time Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
26 September 2025
4 PM 24 A mix of sun and cloud (0%)  A mix of sun and cloud 0 W 15
5 PM 25 A mix of sun and cloud (0%)  A mix of sun and cloud 0 W 15
6 PM 24 A mix of sun and cloud (0%)  A mix of sun and cloud 0 W 15
7 PM 22 Partly cloudy (0%)  Partly cloudy 0 W 15
8 PM 21 Partly cloudy (0%)  Partly cloudy 0 VR 5
9 PM 20 Partly cloudy (0%)  Partly cloudy 0 VR 5
10 PM 20 Partly cloudy (0%)  Partly cloudy 0 VR 5
11 PM 19 Partly cloudy (0%)  Partly cloudy 0 VR 5
27 September 2025
12 AM 18 Partly cloudy (0%)  Partly cloudy 0 VR 5
1 AM 17 Partly cloudy (0%)  Partly cloudy 0 VR 5
2 AM 16 Partly cloudy (0%)  Partly cloudy 0 NW 10
3 AM 16 Partly cloudy (0%)  Partly cloudy 0 NW 10
4 AM 15 Partly cloudy (20%)  Partly cloudy 20 NW 10
5 AM 15 Partly cloudy (20%)  Partly cloudy 20 VR 5
6 AM 15 Partly cloudy (20%)  Partly cloudy 20 VR 5
7 AM 16 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
8 AM 16 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
9 AM 17 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
10 AM 18 A mix of sun and cloud (20%)  A mix of sun and cloud 20 VR 5
11 AM 19 A mix of sun and cloud (20%)  A mix of sun and cloud 20 S 10
12 PM 20 A mix of sun and cloud (20%)  A mix of sun and cloud 20 S 10
1 PM 21 A mix of sun and cloud (20%)  A mix of sun and cloud 20 S 10
2 PM 22 Chance of showers (30%)  Chance of showers 30 SE 10
3 PM 23 Chance of showers (30%)  Chance of showers 30 SE 10
 
† 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