• Today

    Sep 18

    15°Lo 6°

    Partly sunny and cooler

    Poor for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      15°
    • Wind
      Speed
      15 k/h
    more
  • Fri

    Sep 19

    15°Lo 10°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      11°
    • Hi
      RealFeel
      14°
    • Wind
      Speed
      13 k/h
    more
  • Sat

    Sep 20

    24°Lo 17°

    Showers late in the afternoon

    Poor for home energy
    • Avg
      RealFeel
      18°
    • Hi
      RealFeel
      22°
    • Wind
      Speed
      19 k/h
  • Sun

    Sep 21

    21°Lo 8°

    Mostly cloudy, showers around

    Poor for home energy
    • Avg
      RealFeel
      13°
    • Hi
      RealFeel
      20°
    • Wind
      Speed
      16 k/h
    more
  • Mon

    Sep 22

    16°Lo 7°

    Partly sunny and cooler

    Poor for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      14°
    • Wind
      Speed
      15 k/h
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°C) 17° 19° 20° 21° 22° 22° 23° 24°
RealFeel® 15° 18° 19° 21° 21° 21° 21° 22°
Humidity 83% 77% 71% 66% 63% 63% 62% 59%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
5%
 
6%
 
7%
 
7%
 
10%
 
15%
 
15%
 
19%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (km/h) 13 SSW 14 SSW 18 SSW 21 SSW 22 SSW 24 SSW 24 SSW 22 SSW
UV Index 1 2 3 4 4 4 3 2
Cloud Cover 45% 45% 45% 45% 42% 76% 76% 76%
Dew Point 14° 14° 15° 15° 15° 15° 15° 15°
Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 24° N/A N/A 24°
Low 17° N/A N/A 16°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:02 AM with 12:17 of sunlight, then sets at 7:19 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:35 AM with 13:50 of moolight, then sets at 5:25 PM

Top Story

Markham Weather Report

Long Winter Nights, Dry Air Increase Chance to View Aurora

September 18, 2014; 8:05 AM ET

Igniting across Northern skies, ghostly rivers of light dance overhead each year, emitting vibrant shades of green, blue, pink, red and violet. more >