• Tonight

    May 22

    Lo 0°

    Clear

    Travel Weather
    • Rain
      0 mm
    • Wind
      Speed
      28 k/h
    • T-storms
      0%
    more
  • Sat

    May 23

    18°Lo 8°

    Mostly sunny and warmer

    Excellent for travel
    • Rain
      2 mm
    • Wind
      Speed
      20 k/h
    • T-storms
      0%
  • Sun

    May 24

    26°Lo 11°

    Warmer with a stray shower

    Very Good for travel
    • Rain
      2 mm
    • Wind
      Speed
      19 k/h
    • T-storms
      20%
    more
  • Mon

    May 25

    22°Lo 15°

    Rain at times

    Very Good for travel
    • Rain
      8 mm
    • Wind
      Speed
      17 k/h
    • T-storms
      24%
    more
  • Tue

    May 26

    27°Lo 16°

    Rather cloudy, showers around

    Very Good for travel
    • Rain
      3 mm
    • Wind
      Speed
      19 k/h
    • T-storms
      20%
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
3pm
4pm 5pm 6pm 7pm 8pm 9pm 10pm
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Forecast
Mostly Sunny
Partly Cloudy
Mostly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Partly Cloudy
Showers
Temp (°C) 17° 18° 17° 17° 16° 15° 13° 12°
RealFeel® 18° 18° 16° 15° 13° 11°
Humidity 27% 26% 28% 30% 34% 41% 47% 51%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Rain
 
0%
 
0%
 
0%
 
0%
 
1%
 
43%
 
47%
 
51%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  3pm 4pm 5pm 6pm 7pm 8pm 9pm 10pm
Wind (km/h) 26 WSW 24 WSW 26 WSW 24 WSW 24 WSW 24 SW 24 SW 24 SW
UV Index 6 4 2 1 0 0 0 0
Cloud Cover 27% 54% 81% 68% 55% 41% 30% 70%
Dew Point -2° -2° -1° -1°
Middle Grid line 20 C Middle Grid line 15 C Middle Grid line 10 C

Temperature History - May 23

more Historical Weather Data >
  Today Normal Record 5/23/2014
High 18° 20° 32° (1975) 20°
Low (1967) 10°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:24 AM with 15:11 of sunlight, then sets at 8:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 10:42 AM with 14:13 of moolight, then sets at 12:55 AM

Ottawa Weather Report

Canada Summer Outlook 2015

May 22, 2015; 3:17 PM ET

The upcoming summer will be very warm across a majority of southern Canada with reduced rainfall. more >