• Today

    May 27

    28°Lo 16°

    A thunderstorm in spots

    Low indoor dust & dander levels
    • Precip
      40%
    • Wind
      Speed
      26 k/h
    • Cloud
      Cover
      86%
  • Thu

    May 28

    22°Lo 10°

    Partly sunny and not as warm

    Low indoor dust & dander levels
    • Precip
      25%
    • Wind
      Speed
      20 k/h
    • Cloud
      Cover
      40%
    more
  • Fri

    May 29

    28°Lo 17°

    Partly sunny and very warm

    Low indoor dust & dander levels
    • Precip
      1%
    • Wind
      Speed
      17 k/h
    • Cloud
      Cover
      30%
    more
  • Sat

    May 30

    25°Lo 4°

    Breezy with rain, then colder

    Low indoor dust & dander levels
    • Precip
      68%
    • Wind
      Speed
      28 k/h
    • Cloud
      Cover
      78%
    more
  • Sun

    May 31

    18°Lo 8°

    Partly sunny and cooler

    Low indoor dust & dander levels
    • Precip
      0%
    • Wind
      Speed
      19 k/h
    • Cloud
      Cover
      26%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Wed
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Showers
Mostly Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
Cloudy
T-storms
Temp (°C) 20° 20° 22° 22° 23° 24° 25° 25°
RealFeel® 18° 20° 21° 22° 24° 23° 25° 24°
Humidity 87% 92% 80% 75% 72% 71% 66% 65%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
51%
 
47%
 
32%
 
32%
 
36%
 
43%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (km/h) 15 S 17 S 18 S 20 S 24 S 26 SSW 28 SSW 28 SW
UV Index 0 0 1 2 3 2 4 5
Cloud Cover 90% 84% 96% 93% 97% 100% 94% 90%
Dew Point 18° 19° 18° 18° 18° 18° 18° 18°
Middle Grid line 30 C Middle Grid line 25 C Middle Grid line 20 C Middle Grid line 15 C

Temperature History - May 27

more Historical Weather Data >
  Today Normal Record 5/27/2014
High 28° 21° 32° (1978) 21°
Low 16° 10° (1954) 11°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:21 AM with 15:18 of sunlight, then sets at 8:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:37 PM with 12:10 of moolight, then sets at 2:47 AM

Ottawa Weather Report

Short- and Long-Range Update

May 26, 2015; 11:46 AM ET

Thunderstorms in the short range while warmth dominates in the long range. more >