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  • Today

    May 18

    Mostly cloudy 18°Lo 11°

  • Sun

    May 19

    Times of clouds and sun 22°Lo 13°
    more

  • Mon

    May 20

    Partly sunny and pleasant 25°Lo 17°
    more

  • Tue

    May 21

    Periods of rain and a t-storm 24°Lo 13°
    more

  • Wed

    May 22

    A couple of thunderstorms 20°Lo 14°
    more

Rain and thunderstorms late Monday night through late Wednesday night Details >

< Previous 8 hours Next 8 hours >
  Sat
10am		 11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Sunny
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°C) 15° 16° 17° 17° 18° 18° 18° 18°
RealFeel® 16° 18° 19° 20° 19° 19° 18° 16°
Humidity 56% 52% 49% 47% 47% 45% 46% 48%
   
  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) 10 ESE 11 E 13 E 14 E 16 E 16 E 16 E 16 E
UV Index 3 4 6 7 6 5 4 2
Cloud Cover 82% 79% 53% 44% 72% 73% 70% 71%
Dew Point 6° 6° 6° 6° 6° 6° 6° 6°
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - May 18

more Historical Weather Data >
  Today Normal Record 5/18/2012
High 18° 18° 34° (1962) 20°
Low 11° 8° -1° (1843) 10°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:49 AM with 14:51 of sunlight, then sets at 8:40 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:29 PM with 12:53 of moolight, then sets at 2:22 AM

Top Story

Vaughan Weather Report

The Summer Outlook for Canada

May 18, 2013; 9:44 AM ET

The Accuweather.com summer forecast for Canada. more >