• Tonight

    Dec 18

    Lo -7°

    Mostly cloudy

    Lawn Mowing Weather
    • Hours of Precip
      0
    • Precip
      35%
    • Hi
      RealFeel
      -7°
  • Fri

    Dec 19

    -1°Lo -8°

    Plenty of sunshine

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      2%
    • Hi
      RealFeel
      -6°
    more
  • Sat

    Dec 20

    0°Lo -6°

    Mostly cloudy

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
    more
  • Sun

    Dec 21

    1°Lo -4°

    Partly sunny

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      1%
    • Hi
      RealFeel
    more
  • Mon

    Dec 22

    3°Lo 1°

    Clouds and sun

    Poor for lawn mowing
    • Hours of Precip
      1
    • Precip
      10%
    • Hi
      RealFeel
    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
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°C) -1° -1° -1° -1° -1°
RealFeel® -8° -8° -6° -8° -8° -8° -9° -8°
Humidity 82% 82% 82% 89% 89% 89% 89% 78%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
49%
 
10%
 
10%
 
10%
 
10%
 
10%
 
13%
 
0%
Ice
 
0%
 
1%
 
1%
 
1%
 
1%
 
1%
 
1%
 
9%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (km/h) 24 W 26 WNW 17 W 20 W 18 WNW 20 NW 24 NW 20 NW
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 85% 75% 100% 100% 100% 100% 100% 100%
Dew Point -3° -3° -3° -3° -3° -3° -3° -5°
Middle Grid line 5 C Middle Grid line 0 C

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High -1° N/A N/A -1°
Low -7° N/A N/A -8°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:46 AM with 8:55 of sunlight, then sets at 4:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:52 AM with 10:33 of moolight, then sets at 2:25 PM

Markham Weather Report

Christmas Holiday Preview in Canada

December 18, 2014; 3:45 PM ET

A look a the storm systems that could impact Christmas Eve and Christmas Day in Canada. more >