• Today

    Jul 31

    22°Lo 14°

    Variably cloudy, a t-storm

    Neutral weather for colds
    • Avg
      Temp
      18°
    • Avg
      RealFeel
      18°
    • Hi
      RealFeel
      24°
    more
  • Fri

    Aug 1

    27°Lo 15°

    A thunderstorm in spots

    Neutral weather for colds
    • Avg
      Temp
      21°
    • Avg
      RealFeel
      22°
    • Hi
      RealFeel
      30°
  • Sat

    Aug 2

    26°Lo 16°

    A couple of p.m. t-storms

    Neutral weather for colds
    • Avg
      Temp
      21°
    • Avg
      RealFeel
      23°
    • Hi
      RealFeel
      30°
    more
  • Sun

    Aug 3

    26°Lo 15°

    Periods of sun with a t-storm

    Neutral weather for colds
    • Avg
      Temp
      20°
    • Avg
      RealFeel
      22°
    • Hi
      RealFeel
      31°
    more
  • Mon

    Aug 4

    27°Lo 15°

    A shower in the afternoon

    Neutral weather for colds
    • Avg
      Temp
      21°
    • Avg
      RealFeel
      21°
    • Hi
      RealFeel
      29°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
4am
5am 6am 7am 8am 9am 10am 11am
  4am 5am 6am 7am 8am 9am 10am 11am
Forecast
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°C) 16° 14° 16° 17° 18° 20° 22° 24°
RealFeel® 15° 13° 15° 16° 18° 20° 24° 26°
Humidity 79% 90% 82% 81% 77% 71% 66% 60%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Rain
 
1%
 
1%
 
1%
 
3%
 
7%
 
7%
 
6%
 
5%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  4am 5am 6am 7am 8am 9am 10am 11am
Wind (km/h) 6 WNW 6 NW 6 WSW 6 WSW 6 WSW 6 WSW 8 WSW 8 WSW
UV Index 0 0 0 0 1 3 4 5
Cloud Cover 76% 76% 76% 76% 46% 46% 46% 46%
Dew Point 13° 12° 13° 13° 14° 14° 15° 15°
Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - Aug 1

more Historical Weather Data >
  Today Normal Record 8/1/2013
High 27° N/A N/A 26°
Low 15° N/A N/A 16°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:05 AM with 14:36 of sunlight, then sets at 8:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:41 AM with 11:29 of moolight, then sets at 11:10 PM

Top Story

Markham Weather Report

Smoke From Canada Wildfires to Impact Chicago, NYC

July 31, 2014; 5:02 AM ET

Ongoing wildfires in Ontario and western Canada will impact areas across the Great Lakes to the Northeast through the weekend. more >