• Early AM

    May 20

    Lo 15°

    A couple of showers

    Running Weather
    • Precip
      67%
    • Hours of Precip
      4
    • Wind
      Gust
      14 k/h
    more
  • Today

    May 20

    24°Lo 10°

    An a.m. shower; mostly cloudy

    Good for running
    • Precip
      51%
    • Hours of Precip
      2.5
    • Wind
      Gust
      16 k/h
  • Tue

    May 21

    22°Lo 11°

    Mostly cloudy, showers around

    Good for running
    • Precip
      60%
    • Hours of Precip
      7.5
    • Wind
      Gust
      14 k/h
    more
  • Wed

    May 22

    20°Lo 11°

    Mostly cloudy, a little rain

    Good for running
    • Precip
      56%
    • Hours of Precip
      5.5
    • Wind
      Gust
      23 k/h
    more
  • Thu

    May 23

    24°Lo 10°

    Mostly cloudy, a little rain

    Good for running
    • Precip
      56%
    • Hours of Precip
      2
    • Wind
      Gust
      21 k/h
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
5pm
6pm 7pm 8pm 9pm 10pm 11pm Tue
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Mostly Cloudy
Mostly Cloudy
Partly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°C) 24° 23° 22° 21° 20° 18° 17° 15°
RealFeel® 23° 22° 20° 18° 18° 17° 15° 14°
Humidity 50% 53% 57% 61% 60% 64% 65% 67%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
20%
 
20%
 
16%
 
7%
 
7%
 
7%
 
7%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (km/h) 11 NW 10 NNW 10 NNW 8 NNW 8 NNW 8 N 8 N 10 N
UV Index 2 1 0 0 0 0 0 0
Cloud Cover 80% 76% 72% 76% 76% 76% 76% 77%
Dew Point 13° 13° 13° 13° 12° 11° 10°
Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - May 20

more Historical Weather Data >
  Today Normal Record 5/20/2012
High 24° 20° 32° (1975) 32°
Low 10° -1° (1956) 11°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:28 AM with 15:03 of sunlight, then sets at 8:31 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:24 PM with 11:40 of moolight, then sets at 3:04 AM

Top Story

Ottawa Weather Report

The Summer Outlook for Canada

May 20, 2013; 5:44 AM ET

The Accuweather.com summer forecast for Canada. more >