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Observed at: Toronto Buttonville Municipal Airport
Date: Monday July 22, 2019 at 02:00 EDT
Temp.: 19.5 °C
Wind: NW 9 km/h
Humidity: 67 %
Dew point: 13.3 °C
Pressure: 101.3 kPa
Tendency:
Sunrise: 05:55
Sunset: 20:52
Normals:
Max 26°C Min 15°C
Yesterday
  Max: °C
  Min: °C
  Rainfall: mm
 Extended Forecast - Environment Canada
  Monday
Chance of showers (30%)
Chance of showers
Max: 24°C
 Tuesday
Sunny
Sunny
Max: 24°C
 Wednesday
Sunny
Sunny
Max: 24°C
 Thursday
Sunny
Sunny
Max: 26°C
 Friday
Sunny
Sunny
Max: 27°C
 Saturday
A mix of sun and cloud
A mix of sun and cloud
Max: 26°C
Sunday night
Partly cloudy
Partly cloudy
Min: 17°C
 Monday night
Chance of showers (30%)
Chance of showers
Min: 13°C
 Tuesday night
Clear
Clear
Min: 13°C
 Wednesday night
Clear
Clear
Min: 14°C
 Thursday night
Clear
Clear
Min: 15°C
 Friday night
Clear
Clear
Min: 16°C

Forecast

Markham, ON (Issued: Sunday July 21, 2019 at 22:01 EDT)

Tonight
Partly cloudy. Wind northwest 20 km/h becoming light near midnight. Low 17.
Monday
Cloudy. Becoming a mix of sun and cloud in the afternoon with 30 percent chance of showers later in the afternoon. High 24. Humidex 27. UV index 7 or high.
Monday night
Partly cloudy with 30 percent chance of showers early in the evening. Otherwise clear. Low 13.
Tuesday
Sunny. High 24.
Tuesday night
Clear. Low 13.
Wednesday
Sunny. High 24.
Wednesday night
Clear. Low 14.
Thursday
Sunny. High 26.
Thursday night
Clear. Low 15.
Friday
Sunny. High 27.
Friday night
Clear. Low 16.
Saturday
A mix of sun and cloud. High 26.
Averages and extremes
Highest temperature(1986-2014)33.0 °C1987
Lowest temperature(1986-2014)8.3 °C1992
Average highn/a 
Average lown/a 
Averagen/a 
Greatest rainfall(1986-2014)40.4 mm2002
Greatest snowfall(1986-2014)0.0 cm1986
Greatest precipitation(1986-2014)40.4 mm2002
Most snow on the ground(1986-2014)0.0 cm1986
Monthly frequency of precipitation36.0 % 

24 Hour Forecast - Markham, ON

Date/Time
(EDT)		 Temp.
(°C)
Weather Conditions
LOP †		 Wind
(km/h)
Humidex
22 July 2019
03:00 18 Partly cloudy (0%)  Partly cloudy Nil N 10 ‡
04:00 18 Partly cloudy (0%)  Partly cloudy Nil N 10 ‡
05:00 17 Partly cloudy (0%)  Partly cloudy Nil N 10 ‡
06:00 18 Cloudy (0%)  Cloudy Nil N 10 ‡
07:00 18 Cloudy (0%)  Cloudy Nil N 10 ‡
08:00 19 Cloudy (20%)  Cloudy Low VR 5 ‡
09:00 19 Cloudy (20%)  Cloudy Low VR 5 ‡
10:00 19 Cloudy (20%)  Cloudy Low VR 5 ‡
11:00 19 Cloudy (20%)  Cloudy Low N 15 ‡
12:00 20 Cloudy (20%)  Cloudy Low N 15 ‡
13:00 20 Cloudy (20%)  Cloudy Low N 15 ‡
14:00 21 Chance of showers (30%)  Chance of showers Low N 15 ‡
15:00 22 Chance of showers (30%)  Chance of showers Low N 15 25
16:00 23 Chance of showers (30%)  Chance of showers Low N 15 26
17:00 24 Chance of showers (30%)  Chance of showers Low N 15 27
18:00 23 Chance of showers (30%)  Chance of showers Low N 15 26
19:00 21 Chance of showers (30%)  Chance of showers Low N 15 ‡
20:00 20 Sunny (0%)  Sunny Nil N 10 ‡
21:00 19 Clear (0%)  Clear Nil N 10 ‡
22:00 19 Clear (0%)  Clear Nil N 10 ‡
23:00 18 Clear (0%)  Clear Nil N 10 ‡
23 July 2019
00:00 17 Clear (0%)  Clear Nil N 10 ‡
01:00 16 Clear (0%)  Clear Nil N 10 ‡
02:00 15 Clear (0%)  Clear Nil VR 5 ‡
 
† 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

Environment Canada