• Tonight

    Sep 19

    Lo 3°

    Partly cloudy

    Driving Weather
    • Precip
      0%
    • Hours of Precip
      0
    • Rain
      0 mm
    more
  • Sat

    Sep 20

    22°Lo 16°

    Showers around in the p.m.

    Very Good for driving
    • Precip
      60%
    • Hours of Precip
      3.5
    • Rain
      26 mm
  • Sun

    Sep 21

    20°Lo 7°

    Breezy with periods of rain

    Good for driving
    • Precip
      67%
    • Hours of Precip
      6
    • Rain
      10 mm
    more
  • Mon

    Sep 22

    12°Lo 5°

    Partly sunny and cooler

    Very Good for driving
    • Precip
      4%
    • Hours of Precip
      0
    • Rain
      0 mm
    more
  • Tue

    Sep 23

    16°Lo 4°

    A couple of showers

    Very Good for driving
    • Precip
      60%
    • Hours of Precip
      2
    • Rain
      2 mm
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
3am
4am 5am 6am 7am 8am 9am 10am
  3am 4am 5am 6am 7am 8am 9am 10am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°C) 10° 11° 13° 15° 16°
RealFeel® 12° 14°
Humidity 87% 90% 95% 96% 97% 88% 84% 81%
   
  3am 4am 5am 6am 7am 8am 9am 10am
Rain
 
0%
 
0%
 
0%
 
0%
 
2%
 
7%
 
7%
 
7%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
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  3am 4am 5am 6am 7am 8am 9am 10am
Wind (km/h) 11 S 11 S 11 S 13 S 14 S 16 S 18 S 19 SSW
UV Index 0 0 0 0 0 0 1 2
Cloud Cover 45% 45% 45% 45% 45% 45% 45% 45%
Dew Point 10° 11° 12° 13°
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C Middle Grid line 5 C

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 22° 18° 31° (1983) 26°
Low 16° (1979)

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:47 AM with 12:18 of sunlight, then sets at 7:05 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:17 AM with 13:56 of moolight, then sets at 5:13 PM

Top Story

Ottawa Weather Report

Recent Chill a Possible Sign of an Early Winter?

September 19, 2014; 12:51 PM ET

Do recent cold weather events signal an early winter for Canada? more >