• Today

    Aug 28

    24°Lo 12°

    Some sun; pleasant and warmer

    Beneficial weather for asthma
    • Hi
      RealFeel
      24°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Sat

    Aug 29

    26°Lo 14°

    Mostly cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      26°
    • UV
      4 - Moderate
    • Air Qual.
      Good
  • Sun

    Aug 30

    27°Lo 16°

    Partly sunny

    Beneficial weather for asthma
    • Hi
      RealFeel
      28°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
  • Mon

    Aug 31

    29°Lo 18°

    Mostly sunny, warm and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      32°
    • UV
      5 - High
    • Air Qual.
      Good
    more
  • Tue

    Sep 1

    30°Lo 18°

    Mostly sunny, warm and humid

    Beneficial weather for asthma
    • Hi
      RealFeel
      32°
    • UV
      4 - Moderate
    • Air Qual.
      Good
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
10am
11am 12pm 1pm 2pm 3pm 4pm 5pm
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Forecast
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Temp (°C) 20° 22° 23° 24° 24° 25° 26° 25°
RealFeel® 20° 23° 25° 25° 25° 25° 26° 24°
Humidity 76% 69% 64% 60% 56% 54% 51% 56%
   
  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Rain
 
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0%
Snow
 
0%
 
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Ice
 
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  10am 11am 12pm 1pm 2pm 3pm 4pm 5pm
Wind (km/h) 11 SW 11 SW 11 SW 13 SW 13 SW 15 SW 15 SW 15 SW
UV Index 2 3 3 4 3 3 2 1
Cloud Cover 79% 94% 95% 97% 99% 99% 99% 99%
Dew Point 15° 16° 16° 16° 15° 15° 15° 16°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C

Temperature History - Aug 29

more Historical Weather Data >
  Today Normal Record 8/29/2014
High 26° 23° 36° (1953) 23°
Low 15° 12° (1986)

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 7:38 PM with 11:43 of moolight, then sets at 7:21 AM

Ottawa Weather Report

Weekly Long Range Forecast Model Interpretation

August 28, 2015; 6:14 AM ET

A look at the potential weather pattern for the next several weeks. more >