• Early AM

    May 23

    Lo 18°

    Periods of rain

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      17°
    • Hi
      RealFeel
      18°
    • Wind
      Speed
      13 k/h
    more
  • Today

    May 23

    20°Lo 5°

    Some rain and a thunderstorm

    Fair for home energy
    • Avg
      RealFeel
      13°
    • Hi
      RealFeel
      18°
    • Wind
      Speed
      16 k/h
    more
  • Fri

    May 24

    14°Lo 5°

    Cooler; a morning shower

    Fair for home energy
    • Avg
      RealFeel
    • Hi
      RealFeel
      12°
    • Wind
      Speed
      21 k/h
    more
  • Sat

    May 25

    17°Lo 5°

    Cool with partial sunshine

    Fair for home energy
    • Avg
      RealFeel
      12°
    • Hi
      RealFeel
      18°
    • Wind
      Speed
      18 k/h
  • Sun

    May 26

    18°Lo 3°

    Mostly sunny

    Fair for home energy
    • Avg
      RealFeel
      12°
    • Hi
      RealFeel
      19°
    • Wind
      Speed
      19 k/h
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
1am
2am 3am 4am 5am 6am 7am 8am
  1am 2am 3am 4am 5am 6am 7am 8am
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°C)
RealFeel®
Humidity 57% 61% 63% 61% 59% 57% 54% 48%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  1am 2am 3am 4am 5am 6am 7am 8am
Wind (km/h) 13 NNW 13 NNW 13 NNW 13 NNW 13 NNW 14 NNW 16 NNW 16 NNW
UV Index 0 0 0 0 0 0 1 1
Cloud Cover 46% 46% 46% 46% 46% 46% 46% 45%
Dew Point -1° -2° -1° -1° -1° -1° -1° -1°
Middle Grid line 10 C Middle Grid line 5 C Middle Grid line 0 C

Temperature History - May 25

more Historical Weather Data >
  Today Normal Record 5/25/2012
High 17° 21° 33° (2010) 29°
Low -3° (1956) 14°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:24 AM with 15:12 of sunlight, then sets at 8:36 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:13 PM with 9:36 of moolight, then sets at 5:49 AM

Top Story

Ottawa Weather Report

Update on Severe T-storm and Alberta Rainfall Potential

May 22, 2013; 3:02 PM ET

We have potential severe weather in the East this evening and the potential for heavy rainfall Thursday and Friday for parts of Alberta. more >