1 - 5 of 30 days | All 30 days
Next 5 Days

  • Today

    May 21

    Some rain and a thunderstorm 27°Lo 16°

  • Wed

    May 22

    A couple of thunderstorms 24°Lo 12°
    more

  • Thu

    May 23

    Breezy and cooler with rain 14°Lo 3°
    more

  • Fri

    May 24

    Mostly sunny 12°Lo 0°
    more

  • Sat

    May 25

    Partly sunny and warmer 17°Lo 3°
    more
< Previous 8 hours Next 8 hours >
  Tue
6am		 7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Cloudy
Cloudy
Cloudy
T-storms
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°C) 20° 21° 22° 23° 22° 24° 25° 26°
RealFeel® 18° 19° 21° 22° 23° 25° 26° 27°
Humidity 87% 81% 85% 81% 84% 76% 68% 62%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
7%
 
11%
 
47%
 
51%
 
47%
 
18%
 
18%
 
23%
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) 13 S 14 S 13 S 16 S 16 S 16 S 18 S 19 SSW
UV Index 0 0 1 2 3 4 5 5
Cloud Cover 90% 95% 100% 91% 85% 83% 83% 77%
Dew Point 18° 18° 19° 19° 19° 19° 19° 19°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C

Temperature History - May 21

more Historical Weather Data >
  Today Normal Record 5/21/2012
High 27° 19° N/A 26°
Low 16° 8° N/A 11°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:00 AM with 14:52 of sunlight, then sets at 8:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:59 PM with 11:08 of moolight, then sets at 4:07 AM

Top Story

Sarnia Weather Report

The Summer Outlook for Canada

May 20, 2013; 2:44 PM ET

The Accuweather.com summer forecast for Canada. more >