• Today

    Aug 21

    21°Lo 14°

    Cloudy, a couple of t-storms

    Fair for running
    • Precip
      60%
    • Hours of Precip
      3.5
    • Wind
      Gust
      23 k/h
  • Fri

    Aug 22

    24°Lo 13°

    Humid with periods of sun

    Very Good for running
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      23 k/h
    more
  • Sat

    Aug 23

    25°Lo 14°

    Intervals of clouds and sun

    Excellent for running
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      13 k/h
    more
  • Sun

    Aug 24

    26°Lo 13°

    Intervals of clouds and sun

    Very Good for running
    • Precip
      1%
    • Hours of Precip
      0
    • Wind
      Gust
      8 k/h
    more
  • Mon

    Aug 25

    26°Lo 14°

    Sun and some clouds

    Very Good for running
    • Precip
      6%
    • Hours of Precip
      0
    • Wind
      Gust
      16 k/h
    more
Next Previous
Hi 21° RealFeel® 21° Precipitation 60%

Day

N

E

S

W

  • SE 13 km/h
  • Gusts: 22 km/h

Cloudy and humid with a couple of showers and a thunderstorm

  • Max UV Index: 2 (Low)
  • Thunderstorms: 43%
  • Precipitation: 5 mm
  • Rain: 5 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 2 hrs
  • Hours of Rain: 2 hrs
Lo 14° RealFeel® 12° Precipitation 60%

Night

N

E

S

W

  • E 13 km/h
  • Gusts: 19 km/h

Mostly cloudy with a couple of showers, mainly early

  • Max UV Index: N/A
  • Thunderstorms: 29%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 1.5 hrs
  • Hours of Rain: 1.5 hrs

Temperature History - Aug 21

more Historical Weather Data >
  Today Normal Record 8/21/2013
High 21° 24° 33° (1955) 31°
Low 15° 13° (1940) 17°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:11 AM with 13:49 of sunlight, then sets at 8:00 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:34 AM with 14:57 of moolight, then sets at 5:31 PM

Top Story

Ottawa Weather Report

Weather Pattern Highlights Into Next Week

August 20, 2014; 10:27 AM ET

A look at the weather pattern across Canada into next week. more >