Forecast - Environment Canada

Forecast

Toronto, ON (Issued: Wednesday August 04, 2021 at 15:30 EDT)

Tonight

Clear. Low 16.

Thursday

Sunny. High 29. Humidex 31. UV index 8 or very high.

Thursday night

Clear. Low 18.

Friday

A mix of sun and cloud. High 28.

Friday night

Cloudy periods. Low 20.

Saturday

Cloudy with 60 percent chance of showers. High 26.

Saturday night

Cloudy periods with 40 percent chance of showers. Low 19.

Sunday

A mix of sun and cloud with 30 percent chance of showers. High 28.

Sunday night

Cloudy periods with 30 percent chance of showers. Low 21.

Monday

A mix of sun and cloud with 30 percent chance of showers. High 30.

Monday night

Cloudy periods with 60 percent chance of showers. Low 22.

Tuesday

Cloudy with 60 percent chance of showers. High 29.

Averages and extremes

Highest temperature(1938-2012)

35.0 °C

1944

Lowest temperature(1938-2012)

7.2 °C

1951

Average high

26.7 °C

Average low

15.0 °C

Average

20.9 °C

Greatest rainfall(1938-2012)

36.4 mm

1981

Greatest snowfall(1938-2012)

0.0 cm

1938

Greatest precipitation(1938-2012)

36.4 mm

1981

Most snow on the ground(1955-2012)

0.0 cm

1955

Monthly frequency of precipitation

33.0 %

24 Hour Forecast - Toronto, ON

Date/Time (EDT)	Temp. (°C)	Weather Conditions	LOP †	Wind (km/h)	Humidex
4 August 2021
17:00	28	Sunny	Low	SE 10	‡
18:00	27	Sunny	Low	SE 10	‡
19:00	25	Sunny	Low	SE 10	‡
20:00	24	Sunny	Nil	VR 5	‡
21:00	23	Clear	Nil	VR 5	‡
22:00	22	Clear	Nil	VR 5	‡
23:00	21	Clear	Nil	VR 5	‡
5 August 2021
00:00	20	Clear	Nil	VR 5	‡
01:00	19	Clear	Nil	VR 5	‡
02:00	18	Clear	Nil	VR 5	‡
03:00	17	Clear	Nil	VR 5	‡
04:00	17	Clear	Nil	VR 5	‡
05:00	16	Clear	Nil	VR 5	‡
06:00	17	Sunny	Nil	VR 5	‡
07:00	19	Sunny	Nil	VR 5	‡
08:00	20	Sunny	Nil	VR 5	‡
09:00	22	Sunny	Nil	VR 5	26
10:00	23	Sunny	Nil	VR 5	28
11:00	25	Sunny	Nil	VR 5	30
12:00	26	Sunny	Nil	SE 10	30
13:00	26	Sunny	Nil	SE 10	29
14:00	27	Sunny	Nil	SE 10	29
15:00	28	Sunny	Nil	SE 10	30
16:00	28	Sunny	Nil	SE 10	30

† 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%
‡ Value not significant

Extended Forecast - Environment Canada
	Thursday Sunny Max: 29°C	Friday A mix of sun and cloud Max: 28°C	Saturday Chance of showers Max: 26°C	Sunday Chance of showers Max: 28°C	Monday Chance of showers Max: 30°C	Tuesday Chance of showers Max: 29°C
Wednesday night Clear Min: 16°C	Thursday night Clear Min: 18°C	Friday night Cloudy periods Min: 20°C	Saturday night Chance of showers Min: 19°C	Sunday night Chance of showers Min: 21°C	Monday night Chance of showers Min: 22°C