Observed at: Toronto Buttonville Municipal Airport
Date: Thursday May 19, 2022 at 04:00 EDT
Temp.: 9.4 °C
Wind: S 10 km/h
Humidity: 64 %
Dew point: 3.0 °C
Pressure: 100.6 kPa
Tendency:
Sunrise: 05:47
Sunset: 20:40
Normals:
Max 19°C Min 8°C
Yesterday
  Max: °C
  Min: °C
  Rainfall: mm

 Extended Forecast - Environment Canada
  Thursday
A few showers
A few showers
Max: 22°C
Friday
Chance of showers (60%)
Chance of showers
Max: 29°C
Saturday
Chance of showers (60%)
Chance of showers
Max: 26°C
Sunday
Showers
Showers
Max: 17°C
Monday
A mix of sun and cloud
A mix of sun and cloud
Max: 17°C
Tuesday
A mix of sun and cloud
A mix of sun and cloud
Max: 19°C
Wednesday night
A few showers
A few showers
Min: 9°C
Thursday night
Partly cloudy
Partly cloudy
Min: 14°C
Friday night
Chance of showers (60%)
Chance of showers
Min: 18°C
Saturday night
Showers
Showers
Min: 12°C
Sunday night
Chance of showers (60%)
Chance of showers
Min: 8°C
Monday night
Cloudy periods
Cloudy periods
Min: 6°C

Forecast

Markham, ON (Issued: Wednesday May 18, 2022 at 15:30 EDT)

Tonight
Becoming cloudy this evening. A few showers beginning near midnight. Low 9.
Thursday
A few showers ending near noon then a mix of sun and cloud. Risk of a thunderstorm in the morning. Wind becoming west 20 km/h early in the afternoon. High 22. UV index 4 or moderate.
Thursday night
Partly cloudy. Wind west 20 km/h becoming light early in the evening. Low 14.
Friday
Cloudy with 60 percent chance of showers. High 29.
Friday night
Cloudy with 60 percent chance of showers. Low 18.
Saturday
Cloudy with 60 percent chance of showers. High 26.
Saturday night
Showers. Low 12.
Sunday
Showers. High 17.
Sunday night
Cloudy with 60 percent chance of showers. Low 8.
Monday
A mix of sun and cloud. High 17.
Monday night
Cloudy periods. Low 6.
Tuesday
A mix of sun and cloud. High 19.
Averages and extremes
Highest temperature(1987-2015)33.0 °C1996
Lowest temperature(1987-2015)-0.9 °C2002
Average highn/a 
Average lown/a 
Averagen/a 
Greatest rainfall(1987-2015)10.4 mm1988
Greatest snowfall(1987-2015)0.0 cm1987
Greatest precipitation(1987-2015)10.4 mm1988
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)
19 May 2022
05:00 9 A few showers (80%)  A few showers High VR 5
06:00 10 A few showers (80%)  A few showers High VR 5
07:00 10 A few showers. Risk of thunderstorms (80%)  A few showers. Risk of thunderstorms High VR 5
08:00 11 A few showers. Risk of thunderstorms (80%)  A few showers. Risk of thunderstorms High VR 5
09:00 12 A few showers. Risk of thunderstorms (80%)  A few showers. Risk of thunderstorms High VR 5
10:00 13 A few showers (80%)  A few showers High VR 5
11:00 14 A few showers (80%)  A few showers High SW 10
12:00 16 Cloudy (20%)  Cloudy Low SW 15
13:00 17 Cloudy (20%)  Cloudy Low W 20
14:00 19 Cloudy (20%)  Cloudy Low W 20
15:00 20 Mainly cloudy (20%)  Mainly cloudy Low W 15
16:00 21 A mix of sun and cloud (10%)  A mix of sun and cloud Low W 20
17:00 22 Mainly sunny (10%)  Mainly sunny Low W 20
18:00 20 Mainly sunny (10%)  Mainly sunny Low W 20
19:00 19 A mix of sun and cloud (0%)  A mix of sun and cloud Nil VR 5
20:00 17 A mix of sun and cloud (0%)  A mix of sun and cloud Nil VR 5
21:00 16 Partly cloudy (0%)  Partly cloudy Nil SE 10
22:00 15 Partly cloudy (0%)  Partly cloudy Nil E 10
23:00 14 Partly cloudy (0%)  Partly cloudy Nil SE 10
20 May 2022
00:00 14 Partly cloudy (0%)  Partly cloudy Nil E 10
01:00 14 Mainly cloudy (0%)  Mainly cloudy Nil E 10
02:00 14 Mainly cloudy (10%)  Mainly cloudy Low VR 5
03:00 14 Mainly cloudy (10%)  Mainly cloudy Low VR 5
04:00 14 Mainly cloudy (10%)  Mainly cloudy Low 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