• Today

    Sep 1

    29°Lo 16°

    Fog in the a.m.; mostly sunny

    Good for stargazing
    • Cloud
      Cover
      11%
    • Precip
      2%
    • Hours of Precip
      0
  • Wed

    Sep 2

    30°Lo 17°

    An afternoon thunderstorm

    Fair for stargazing
    • Cloud
      Cover
      44%
    • Precip
      56%
    • Hours of Precip
      2
    more
  • Thu

    Sep 3

    28°Lo 13°

    Partly sunny, warm and humid

    Excellent for stargazing
    • Cloud
      Cover
      0%
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Fri

    Sep 4

    25°Lo 13°

    Mostly sunny

    Excellent for stargazing
    • Cloud
      Cover
      1%
    • Precip
      0%
    • Hours of Precip
      0
    more
  • Sat

    Sep 5

    28°Lo 16°

    Mostly sunny and very warm

    Excellent for stargazing
    • Cloud
      Cover
      2%
    • Precip
      1%
    • Hours of Precip
      0
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Tue
12pm
1pm 2pm 3pm 4pm 5pm 6pm 7pm
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°C) 26° 27° 28° 28° 29° 29° 28° 25°
RealFeel® 29° 30° 31° 31° 31° 29° 28° 25°
Humidity 66% 61% 58% 55% 53% 55% 60% 68%
   
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  12pm 1pm 2pm 3pm 4pm 5pm 6pm 7pm
Wind (km/h) 11 SW 11 SW 13 SW 15 SSW 15 SSW 17 SW 15 SSW 13 SSW
UV Index 5 6 5 4 3 2 1 0
Cloud Cover 11% 11% 11% 11% 11% 11% 11% 11%
Dew Point 19° 19° 19° 19° 19° 19° 19° 19°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2014
High 29° 22° 34° (1953) 26°
Low 16° 11° (1967) 17°

Solunar Information for Ottawa, Canada

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:24 AM with 13:17 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:25 PM with 13:42 of moolight, then sets at 11:07 AM

Sat, Sep 5
Last
Sun, Sep 13
New
Mon, Sep 21
First
Mon, Sep 28
Full

Ottawa Weather Report

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

September 1, 2015; 4:07 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 >