• Early AM

    Sep 19

    Lo 6°

    Mainly clear

    Home Energy Efficiency Weather
    • Avg
      RealFeel
    • Hi
      RealFeel
      13°
    • Wind
      Speed
      11 k/h
    more
  • Today

    Sep 19

    15°Lo 10°

    Fog in the a.m.; partly sunny

    Poor for home energy
    • Avg
      RealFeel
      10°
    • Hi
      RealFeel
      15°
    • Wind
      Speed
      13 k/h
    more
  • Sat

    Sep 20

    24°Lo 17°

    Showers late in the afternoon

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

    Sep 21

    22°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 9°

    Partly sunny and cooler

    Poor for home energy
    • Avg
      RealFeel
      11°
    • Hi
      RealFeel
      15°
    • 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° 23° 23° 24°
RealFeel® 14° 17° 19° 20° 21° 21° 22° 22°
Humidity 85% 78% 72% 67% 64% 64% 62% 59%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
5%
 
6%
 
7%
 
7%
 
11%
 
21%
 
21%
 
26%
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) 18 SSW 14 SSW 21 SSW 24 SSW 26 SSW 24 SSW 22 SSW 21 SSW
UV Index 1 2 3 4 4 4 3 2
Cloud Cover 45% 45% 45% 45% 42% 76% 76% 76%
Dew Point 14° 15° 15° 15° 15° 15° 15° 16°
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

Cold Snap, Widespread Frost Looms for Northeast

September 19, 2014; 12:07 AM ET

The chilliest air of the season so far will settle over much of the Northeast into Friday and will bring frost to a large area. more >