• Today

    Sep 2

    30°Lo 17°

    Partly sunny, warm and humid

    High indoor dust & dander levels
    • Precip
      17%
    • Wind
      Speed
      9 k/h
    • Cloud
      Cover
      87%
  • Thu

    Sep 3

    27°Lo 12°

    Periods of sun with a t-storm

    Moderate indoor dust & dander levels
    • Precip
      55%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      53%
    more
  • Fri

    Sep 4

    25°Lo 11°

    Partly sunny

    Low indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      15 k/h
    • Cloud
      Cover
      23%
    more
  • Sat

    Sep 5

    28°Lo 17°

    Very warm with plenty of sun

    Low indoor dust & dander levels
    • Precip
      3%
    • Wind
      Speed
      9 k/h
    • Cloud
      Cover
      7%
    more
  • Sun

    Sep 6

    30°Lo 19°

    Partly sunny

    Low indoor dust & dander levels
    • Precip
      13%
    • Wind
      Speed
      13 k/h
    • Cloud
      Cover
      36%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Mostly Cloudy
Cloudy
Mostly Cloudy
Mostly Cloudy
Temp (°C) 21° 23° 25° 26° 27° 28° 29° 30°
RealFeel® 22° 25° 28° 31° 32° 33° 32° 32°
Humidity 86% 79% 72% 68% 66% 64% 60% 57%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
1%
 
1%
 
1%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
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0%
 
0%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (km/h) 6 SW 7 SW 6 SW 7 WSW 9 WSW 9 W 13 W 13 W
UV Index 1 2 3 4 4 4 3 2
Cloud Cover 93% 87% 80% 77% 85% 92% 88% 85%
Dew Point 18° 19° 19° 20° 20° 21° 20° 21°
Middle Grid line 35 C Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2014
High 30° 22° 33° (1973) 28°
Low 17° 11° (1946) 17°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:25 AM with 13:14 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:03 PM with 14:15 of moolight, then sets at 12:18 PM

Ottawa Weather Report

Oppressive Heat Adds Stress to Physical, Mental Health of Homeless People From US to Canada This Summer

September 2, 2015; 5:30 AM ET

Hot weather this summer from the central United States into Canada has put extra stress on some of the most vulnerable residents: the homeless. more >