• Tonight

    Mar 5

    Lo -20°

    Clear and very cold

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      -21°
    • Hi
      RealFeel
      -15°
    • Wind
      Speed
      19 k/h
  • Fri

    Mar 6

    -6°Lo -8°

    Very cold with clouds and sun

    Excellent for home energy
    • Avg
      RealFeel
      -17°
    • Hi
      RealFeel
      -15°
    • Wind
      Speed
      22 k/h
    more
  • Sat

    Mar 7

    1°Lo -5°

    Not as cold with snow showers

    Good for home energy
    • Avg
      RealFeel
      -9°
    • Hi
      RealFeel
      -5°
    • Wind
      Speed
      20 k/h
    more
  • Sun

    Mar 8

    2°Lo -5°

    Snow or flurries possible

    Good for home energy
    • Avg
      RealFeel
      -7°
    • Hi
      RealFeel
      -3°
    • Wind
      Speed
      20 k/h
    more
  • Mon

    Mar 9

    3°Lo -7°

    Mostly cloudy

    Good for home energy
    • Avg
      RealFeel
      -7°
    • Hi
      RealFeel
    • Wind
      Speed
      17 k/h
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Temp (°C) -14° -13° -12° -11° -10° -10° -10° -10°
RealFeel® -23° -18° -17° -18° -15° -16° -18° -18°
Humidity 61% 61% 58% 49% 46% 45% 45% 45%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (km/h) 22 N 17 NW 17 N 20 N 15 NW 17 N 18 WNW 18 WNW
UV Index 2 3 3 3 1 1 1 0
Cloud Cover 80% 65% 65% 70% 92% 70% 40% 40%
Dew Point -20° -19° -19° -20° -19° -20° -20° -20°
Middle Grid line -5 C Middle Grid line -10 C

Temperature History - Mar 5

more Historical Weather Data >
  Today Normal Record 3/5/2014
High -10° N/A N/A -6°
Low -20° N/A N/A -15°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:48 AM with 11:22 of sunlight, then sets at 6:10 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 6:23 PM with 12:37 of moolight, then sets at 7:00 AM

Markham Weather Report

Winter Losing Its Grip

March 5, 2015; 8:40 AM ET

Major pattern change starting next week will allow milder air to spread east.... more >