• Tonight

    Jul 30

    Lo 12°

    A shower or t-storm in spots

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      16°
    • Hi
      RealFeel
      21°
    • Wind
      Speed
      11 k/h
    more
  • Thu

    Jul 31

    22°Lo 12°

    A couple of thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      16°
    • Hi
      RealFeel
      22°
    • Wind
      Speed
      10 k/h
  • Fri

    Aug 1

    26°Lo 14°

    An afternoon shower or two

    Poor for home energy
    • Avg
      RealFeel
      21°
    • Hi
      RealFeel
      27°
    • Wind
      Speed
      11 k/h
    more
  • Sat

    Aug 2

    25°Lo 14°

    An afternoon thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      21°
    • Hi
      RealFeel
      28°
    • Wind
      Speed
      3 k/h
    more
  • Sun

    Aug 3

    25°Lo 14°

    Rather cloudy with a t-storm

    Poor for home energy
    • Avg
      RealFeel
      22°
    • Hi
      RealFeel
      30°
    • Wind
      Speed
      5 k/h
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
T-storms
Temp (°C) 15° 15° 14° 14° 14° 12° 14° 15°
RealFeel® 14° 14° 13° 13° 13° 11° 13° 14°
Humidity 84% 86% 85% 85% 84% 95% 89% 89%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
34%
 
34%
 
34%
 
34%
 
37%
 
43%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Wind (km/h) 6 W 6 WSW 5 SSW 5 W 5 W 5 W 5 SSE 5 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 86% 82% 76% 76% 76% 76% 76% 76%
Dew Point 13° 12° 12° 11° 11° 11° 12° 13°
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2013
High 22° 26° 35° (2012) 27°
Low 12° 15° (1978) 12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:45 AM with 14:47 of sunlight, then sets at 8:32 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:26 AM with 12:00 of moolight, then sets at 10:26 PM

Top Story

Ottawa Weather Report

Smoke From Canada Wildfires to Impact Chicago, NYC

July 30, 2014; 5:32 PM ET

Ongoing wildfires in Ontario and western Canada will impact areas across the Great Lakes to the Northeast through the weekend. more >