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  • Today

    Jul 28

    A thunderstorm in spots 29°Lo 20°
  • Fri

    Jul 29

    Partly sunny 27°Lo 17°
    more
  • Sat

    Jul 30

    Variable cloudiness 26°Lo 17°
    more
  • Sun

    Jul 31

    Partly sunny and pleasant 26°Lo 17°
    more
  • Mon

    Aug 1

    Partly sunny 28°Lo 17°
    more
Next 8 hours >
  Thu
7am
8am 9am 10am 11am 12pm 1pm 2pm
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Forecast
Showers
Partly Cloudy
Partly Cloudy
Partly Cloudy
T-storms
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°C) 21° 22° 23° 25° 26° 27° 28° 29°
RealFeel® 21° 23° 25° 27° 28° 32° 32° 33°
Humidity 82% 66% 60% 52% 48% 41% 39% 40%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Rain
 
51%
 
37%
 
31%
 
37%
 
51%
 
47%
 
40%
 
32%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  7am 8am 9am 10am 11am 12pm 1pm 2pm
Wind (km/h) 6 NNW 7 NNW 6 NNW 6 NNW 6 NW 6 WNW 6 WNW 6 WNW
UV Index 0 1 2 4 5 5 6 5
Cloud Cover 81% 70% 70% 70% 70% 70% 70% 70%
Dew Point 18° 16° 15° 14° 14° 13° 13° 14°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C

Temperature History - Jul 28

more Historical Weather Data >
  Today Normal Record 7/28/2015
High 29° 27° 35° (1941) 33°
Low 20° 17° (1847) 18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:03 AM with 14:42 of sunlight, then sets at 8:45 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:24 AM with 14:26 of moolight, then sets at 3:50 PM

Thornhill Weather Report

Another dry spell for parts of Ontario and Quebec into next week

July 27, 2016; 3:57 PM ET

Another stretch of dry weather for parts of eastern Canada into next week. more >