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Observed at: Toronto Buttonville Municipal Airport
Date: Tuesday May 17, 2022 at 16:00 EDT
Temp.: 14.3 °C
Wind: WNW 33 gust 44 km/h
Humidity: 55 %
Dew point: 5.4 °C
Pressure: 101.3 kPa
Tendency:
Sunrise: 05:49
Sunset: 20:38
Normals:
Max 19°C Min 7°C
Yesterday
  Max: °C
  Min: °C
  Rainfall: mm
 Extended Forecast - Environment Canada
  Wednesday
Chance of showers (40%)
Chance of showers
Max: 16°C
 Thursday
Periods of rain
Periods of rain
Max: 20°C
 Friday
Chance of showers (40%)
Chance of showers
Max: 30°C
 Saturday
Periods of rain
Periods of rain
Max: 21°C
 Sunday
Showers
Showers
Max: 16°C
 Monday
A mix of sun and cloud
A mix of sun and cloud
Max: 17°C
Tuesday night
Chance of showers (30%)
Chance of showers
Min: 4°C
 Wednesday night
Showers
Showers
Min: 9°C
 Thursday night
Clear
Clear
Min: 12°C
 Friday night
Chance of showers (40%)
Chance of showers
Min: 16°C
 Saturday night
Showers
Showers
Min: 11°C
 Sunday night
Chance of showers (60%)
Chance of showers
Min: 5°C

Forecast

Markham, ON (Issued: Tuesday May 17, 2022 at 15:30 EDT)

Tonight
Partly cloudy with 30 percent chance of showers early this evening. Clearing this evening. Wind northwest 20 km/h gusting to 40 becoming light this evening. Low plus 4.
Wednesday
Sunny. Increasing cloudiness in the afternoon then 40 percent chance of showers late in the afternoon. High 16. UV index 8 or very high.
Wednesday night
Cloudy. 40 percent chance of showers early in the evening. A few showers beginning in the evening. Low 9.
Thursday
Periods of rain. High 20.
Thursday night
Clear. Low 12.
Friday
A mix of sun and cloud with 40 percent chance of showers. High 30.
Friday night
Cloudy periods with 40 percent chance of showers. Low 16.
Saturday
Periods of rain. High 21.
Saturday night
Showers. Low 11.
Sunday
Showers. High 16.
Sunday night
Cloudy periods with 60 percent chance of showers. Low plus 5.
Monday
A mix of sun and cloud. High 17.
Averages and extremes
Highest temperature(1987-2015)30.8 °C1987
Lowest temperature(1987-2015)1.0 °C1993
Average highn/a 
Average lown/a 
Averagen/a 
Greatest rainfall(1987-2015)27.7 mm1995
Greatest snowfall(1987-2015)0.0 cm1987
Greatest precipitation(1987-2015)27.7 mm1995
Most snow on the ground(1987-2015)0.0 cm1987
Monthly frequency of precipitation39.0 % 

24 Hour Forecast - Markham, ON

Date/Time
(EDT)		 Temp.
(°C)
Weather Conditions
LOP †		 Wind
(km/h)
17 May 2022
17:00 15 Chance of showers (30%)  Chance of showers Low NW 20 gust 40
18:00 14 A mix of sun and cloud (0%)  A mix of sun and cloud Nil NW 30
19:00 14 Mainly sunny (0%)  Mainly sunny Nil NW 30
20:00 13 Sunny (0%)  Sunny Nil NW 20
21:00 12 Clear (0%)  Clear Nil NW 15
22:00 11 Clear (0%)  Clear Nil NW 10
23:00 10 Clear (0%)  Clear Nil NW 10
18 May 2022
00:00 9 Clear (0%)  Clear Nil NW 10
01:00 8 Clear (0%)  Clear Nil NW 10
02:00 7 Clear (0%)  Clear Nil VR 5
03:00 6 Clear (0%)  Clear Nil VR 5
04:00 5 Clear (0%)  Clear Nil VR 5
05:00 4 Clear (0%)  Clear Nil VR 5
06:00 5 Sunny (0%)  Sunny Nil VR 5
07:00 7 Sunny (0%)  Sunny Nil VR 5
08:00 8 Sunny (0%)  Sunny Nil VR 5
09:00 10 Sunny (0%)  Sunny Nil VR 5
10:00 12 Sunny (0%)  Sunny Nil SE 10
11:00 14 Sunny (10%)  Sunny Low S 10
12:00 14 A mix of sun and cloud (10%)  A mix of sun and cloud Low SE 10
13:00 15 A mix of sun and cloud (10%)  A mix of sun and cloud Low S 10
14:00 15 A mix of sun and cloud (20%)  A mix of sun and cloud Low S 10
15:00 15 Mainly cloudy (20%)  Mainly cloudy Low S 10
16:00 16 Mainly cloudy (20%)  Mainly cloudy Low S 15
 
† 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