• Today

    Jul 31

    28°Lo 15°

    A thunderstorm in spots

    Morning School Bus Weather
    • T-storms
      40%
    • Precip
      40%
    • Wind
      Gust
      26 k/h
  • Sat

    Aug 1

    25°Lo 13°

    Partly sunny with a t-storm

    Morning School Bus Weather
    • T-storms
      60%
    • Precip
      56%
    • Wind
      Gust
      20 k/h
    more
  • Sun

    Aug 2

    26°Lo 14°

    Partly sunny with a t-storm

    Morning School Bus Weather
    • T-storms
      60%
    • Precip
      56%
    • Wind
      Gust
      26 k/h
    more
  • Mon

    Aug 3

    26°Lo 14°

    Periods of rain and a t-storm

    Morning School Bus Weather
    • T-storms
      60%
    • Precip
      66%
    • Wind
      Gust
      32 k/h
    more
  • Tue

    Aug 4

    24°Lo 12°

    Variable clouds with a shower

    Morning School Bus Weather
    • T-storms
      20%
    • Precip
      42%
    • Wind
      Gust
      30 k/h
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
5am
6am 7am 8am 9am 10am 11am 12pm
  5am 6am 7am 8am 9am 10am 11am 12pm
Forecast
Cloudy
Partly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°C) 18° 18° 18° 19° 20° 22° 23° 25°
RealFeel® 16° 16° 16° 18° 20° 23° 25° 27°
Humidity 73% 76% 82% 66% 64% 60% 57% 51%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Rain
 
0%
 
0%
 
1%
 
7%
 
7%
 
6%
 
5%
 
5%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  5am 6am 7am 8am 9am 10am 11am 12pm
Wind (km/h) 20 WSW 18 WSW 18 WSW 18 WSW 18 WSW 18 WSW 18 WSW 18 WSW
UV Index 0 0 0 1 3 4 5 6
Cloud Cover 67% 35% 11% 26% 26% 26% 26% 26%
Dew Point 13° 14° 14° 13° 13° 14° 14° 14°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2014
High 28° 26° 35° (2012) 23°
Low 15° 15° (1978) 12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 9:48 AM with 0:00 of sunlight, then sets at 9:48 AM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:48 AM with 0:00 of moolight, then sets at 9:48 AM

Ottawa Weather Report

Weekly Clues through the End of August

July 30, 2015; 9:54 PM ET

Some forecast model clues through the end of August and an update on global sea surface temperatures. more >