• Today

    Aug 29

    23°Lo 12°

    Partly sunny and pleasant

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sat

    Aug 30

    27°Lo 18°

    Mostly cloudy with a t-storm

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Aug 31

    27°Lo 17°

    Variably cloudy with showers

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Sep 1

    27°Lo 17°

    A thunderstorm in spots

    Low ragweed pollen levels
    • Precip
      41%
    • Wind
      Speed
      10 k/h
    • Cloud
      Cover
      56%
    more
  • Tue

    Sep 2

    26°Lo 14°

    Mostly cloudy, showers around

    Ragweed Pollen Weather
    • Precip
      66%
    • Wind
      Speed
      10 k/h
    • Cloud
      Cover
      71%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°C) 15° 17° 19° 20° 21° 22° 22° 23°
RealFeel® 16° 20° 22° 24° 25° 25° 25° 23°
Humidity 78% 72% 67% 61% 58% 56% 54% 53%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
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%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (km/h) 6 NNE 6 NE 6 E 6 SE 6 S 5 S 6 S 6 S
UV Index 2 3 4 5 5 5 4 3
Cloud Cover 37% 41% 45% 44% 42% 40% 44% 47%
Dew Point 11° 12° 13° 13° 13° 13° 13° 13°
Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - Aug 29

more Historical Weather Data >
  Today Normal Record 8/29/2013
High 23° 23° 36° (1953) 27°
Low 12° 12° (1986) 16°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 13:26 of sunlight, then sets at 7:46 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:21 AM with 11:07 of moolight, then sets at 9:28 PM

Top Story

Ottawa Weather Report

Long Range Clues through September

August 28, 2014; 11:32 PM ET

Some clues about the weather pattern through September. more >