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Observed at: Toronto Pearson Int'l Airport
Date: Friday August 17, 2018 at 12:00 EDT

Mostly Cloudy
Temp.: 26.0 °C
Humidex: 36
Wind: SE 15 km/h
Humidity: 79 %
Dew point: 22.2 °C
Pressure: 101.1 kPa
Barometer: Falling
Visibility: 16.1 km

Sunrise: 06:24
Sunset: 20:19
Normals:
Max 25°C Min 16°C
Yesterday
  Max: 29.9 °C
  Min: 20.2 °C
  Rainfall: 1.4 mm

Extended Forecast - Icons
Friday

Max: 27°C
Chance of
showers

Saturday

Max: 26°C
A mix of sun
and cloud

Sunday

Max: 26°C
Sunny
Monday

Max: 27°C
Sunny
Tuesday

Max: 23°C
Chance of
showers or
thundershowers

Wednesday

Max: 24°C
Chance of
showers

Thursday

Max: 26°C
Sunny
Friday
Night


Min: 19°C
Chance of
showers

Saturday
Night


Min: 15°C
Clear
Sunday
Night


Min: 16°C
Clear
Monday
Night


Min: 19°C
Chance of
showers

Tuesday
Night


Min: 16°C
Chance of
showers

Wednesday
Night


Min: 12°C
Cloudy periods
Extended Forecast - Text
Issued: Friday August 17, 2018 at 11:00 EDT

Today:
Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. High 27. Humidex 33. UV index 5 or moderate.
Tonight:
Partly cloudy. 60 percent chance of showers early this evening with risk of a thunderstorm. Wind northwest 20 km/h becoming light late this evening. Low 19.
Saturday:
A mix of sun and cloud. High 26. Humidex 31. UV index 8 or very high.
Saturday night:
Clear. Low 15.
Sunday:
Sunny. High 26.
Sunday night:
Clear. Low 16.
Monday:
Sunny. High 27.
Monday night:
Cloudy periods with 40 percent chance of showers. Low 19.
Tuesday:
Cloudy with 60 percent chance of showers or thunderstorms. High 23.
Tuesday night:
Cloudy with 40 percent chance of showers. Low 16.
Wednesday:
A mix of sun and cloud with 30 percent chance of showers. High 24.
Wednesday night:
Cloudy periods. Low 12.
Thursday:
Sunny. High 26.

Averages and extremes
Highest temperature(1938-2012)31.6 °C1998
Lowest temperature(1938-2012)7.8 °C1954
Average high25.7 °C 
Average low14.1 °C 
Average19.9 °C 
Greatest rainfall(1938-2012)10.6 mm1991
Greatest snowfall(1938-2012)0.0 cm1938
Greatest precipitation(1938-2012)10.6 mm1991
Most snow on the ground(1955-2012)0.0 cm1955
Monthly frequency of precipitation33.0 % 

24 Hour Forecast
Date/Time
(EDT)
Temp.
(°C)

Weather Conditions

LOP †
Wind
(km/h)
Humidex
17 August 2018
13:00 25 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms Medium SW 10 33
14:00 26 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms Medium SW 15 33
15:00 26 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms Medium SW 15 33
16:00 27 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms Medium SW 15 33
17:00 27 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms Medium SW 15 33
18:00 26 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms Medium NW 20 32
19:00 25 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms Medium NW 20 31
20:00 24 Partly cloudy (10%)  Partly cloudy Low NW 20 30
21:00 23 Partly cloudy (10%)  Partly cloudy Low NW 20 29
22:00 22 Partly cloudy (10%)  Partly cloudy Low NW 20 27
23:00 21 Partly cloudy (10%)  Partly cloudy Low N 15 26
18 August 2018
00:00 20 Partly cloudy (10%)  Partly cloudy Low N 15 25
01:00 20 Partly cloudy (10%)  Partly cloudy Low N 15 25
02:00 19 Partly cloudy (10%)  Partly cloudy Low N 15
03:00 19 Partly cloudy (10%)  Partly cloudy Low N 15
04:00 19 Partly cloudy (10%)  Partly cloudy Low N 15
05:00 19 Partly cloudy (10%)  Partly cloudy Low N 15
06:00 19 A mix of sun and cloud (10%)  A mix of sun and cloud Low N 10
07:00 19 A mix of sun and cloud (10%)  A mix of sun and cloud Low N 10
08:00 19 A mix of sun and cloud (10%)  A mix of sun and cloud Low N 10
09:00 20 A mix of sun and cloud (10%)  A mix of sun and cloud Low N 10
10:00 21 A mix of sun and cloud (10%)  A mix of sun and cloud Low N 10 25
11:00 22 A mix of sun and cloud (10%)  A mix of sun and cloud Low NE 10 26
12:00 23 A mix of sun and cloud (10%)  A mix of sun and cloud Low NE 10 27

† 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: 41% to 69%
   High: 70% or more
‡ Value is not significant