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  • Tonight

    Apr 16

    Patchy clouds Lo -2°
  • Thu

    Apr 17

    Mostly sunny and breezy 8°Lo 3°
    more
  • Fri

    Apr 18

    Showers late in the afternoon 10°Lo 2°
    more
  • Sat

    Apr 19

    Mostly cloudy 8°Lo 0°
    more
  • Sun

    Apr 20

    Chilly with clouds and sun 9°Lo 3°
    more

Expect rainy weather late Friday afternoon through Friday evening Details >

< Previous 8 hours Next 8 hours >
  Wed
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Partly Cloudy
Partly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Cloudy
Partly Cloudy
Temp (°C) -6° -5° -5° -3° -1°
RealFeel® -10° -9° -5° -1°
Humidity 64% 64% 62% 60% 54% 52% 52% 51%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
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%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (km/h) 10 WNW 11 WNW 6 W 6 W 5 NW 6 WSW 8 W 11 WNW
UV Index 0 0 1 2 3 5 4 4
Cloud Cover 34% 36% 29% 30% 37% 41% 73% 74%
Dew Point -12° -11° -11° -10° -10° -9° -8° -8°
Middle Grid line 5 C Middle Grid line 0 C Middle Grid line -5 C

Temperature History - Apr 16

more Historical Weather Data >
  Today Normal Record 4/16/2013
High 11° 25° (1976) 15°
Low -2° -8° (1875)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:33 AM with 13:29 of sunlight, then sets at 8:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:47 PM with 10:12 of moolight, then sets at 7:59 AM

Top Story

Thornhill Weather Report

Latest Status on Great Lakes Ice

April 16, 2014; 10:03 AM ET

Back from Toronto and the snow.... more >