• Early AM

    May 19

    Lo 10°

    Mostly cloudy

    Asthma Weather
    • Hi
      RealFeel
      18°
    • UV
      7 - High
    • Air Qual.
      Good
    more
  • Today

    May 19

    23°Lo 16°

    Mostly cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      23°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Mon

    May 20

    23°Lo 13°

    A thunderstorm in the area

    Neutral weather for asthma
    • Hi
      RealFeel
      24°
    • UV
      6 - High
    • Air Qual.
      Good
    more
  • Tue

    May 21

    20°Lo 10°

    Mostly cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      20°
    • UV
      4 - Moderate
    • Cloud
      Cover
      76%
  • Wed

    May 22

    22°Lo 13°

    Rain and drizzle possible

    Beneficial weather for asthma
    • Hi
      RealFeel
      23°
    • UV
      5 - Moderate
    • Cloud
      Cover
      76%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Cloudy
Cloudy
Cloudy
Rain
Rain
Rain
Rain
Mostly Cloudy
Temp (°C) 17° 16° 16° 15° 14° 14° 13° 17°
RealFeel® 16° 15° 14° 11° 11° 10° 10° 16°
Humidity 82% 81% 82% 86% 85% 83% 82% 65%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
43%
 
43%
 
47%
 
51%
 
58%
 
58%
 
58%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (km/h) 8 NNE 8 NNE 10 NE 11 NE 13 NE 13 NE 11 NE 10 NE
UV Index 0 0 0 0 0 0 0 1
Cloud Cover 60% 70% 70% 70% 76% 82% 74% 76%
Dew Point 14° 13° 13° 12° 12° 11° 10° 10°
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 20° 20° 31° (1977) 29°
Low 10° (1957) 18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:19 AM with 15:05 of sunlight, then sets at 8:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:16 PM with 11:40 of moolight, then sets at 2:56 AM

Top Story

Montreal Weather Report

The Summer Outlook for Canada

May 18, 2013; 9:44 AM ET

The Accuweather.com summer forecast for Canada. more >