• Today

    Aug 21

    26°Lo 16°

    A couple of thunderstorms

    Good for driving
    • Precip
      60%
    • Hours of Precip
      2.5
    • Rain
      5 mm
  • Fri

    Aug 22

    24°Lo 17°

    A thunderstorm in spots

    Good for driving
    • Precip
      40%
    • Hours of Precip
      1
    • Rain
      2 mm
    more
  • Sat

    Aug 23

    23°Lo 17°

    Clouds and sun with a shower

    Very Good for driving
    • Precip
      40%
    • Hours of Precip
      1
    • Rain
      0 mm
    more
  • Sun

    Aug 24

    25°Lo 16°

    A thunderstorm in spots

    Good for driving
    • Precip
      41%
    • Hours of Precip
      1
    • Rain
      3 mm
    more
  • Mon

    Aug 25

    26°Lo 17°

    Partly sunny

    Excellent for driving
    • Precip
      8%
    • Hours of Precip
      0
    • Rain
      0 mm
    more
Next Previous
Next 8 hours >
  Thu
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Mostly Cloudy
T-storms
Temp (°C) 19° 19° 19° 19° 19° 19° 19° 19°
RealFeel® 18° 18° 19° 19° 19° 18° 18° 17°
Humidity 93% 93% 93% 93% 93% 93% 90% 92%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
14%
 
14%
 
15%
 
15%
 
19%
 
43%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (km/h) 6 ESE 5 S 0 0 0 3 SSE 3 SSE 5 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 85% 95% 100% 100% 100% 100% 82% 61%
Dew Point 18° 18° 18° 18° 18° 18° 17° 17°
Middle Grid line 20 C Middle Grid line 15 C

Temperature History - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2013
High 26° N/A N/A 32°
Low 16° N/A N/A 19°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:28 AM with 13:44 of sunlight, then sets at 8:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:54 AM with 14:48 of moolight, then sets at 5:42 PM

Top Story

Markham Weather Report

Weather Pattern Highlights Into Next Week

August 20, 2014; 10:27 AM ET

A look at the weather pattern across Canada into next week. more >