Ottawa Airport (YOW):

Current Weather

Times in Eastern Standard Time (EST = GMT-5)
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       Latest Observations from Environment Canada - Monday, December 29, 2025 at 00:44 EST
   Current Condition: Light Freezing Rain

Airport   

CTO   
   Temperature:

   Humidex:

    

   Wind Chill Index:

    

   Relative Humidity:

 88 % 85 %

   Dew Point:

   Precip Today:

    

   Sunshine Today:

     00:00 h
 

Airport   

CTO      

   Barometric Pressure:

   - Trend:

 Falling   Falling  

   Winds:

 E at SE at

   - Bearing (approx.):

 090 ° 135 °

   - Recent Gust:

  km/h    

   Visibility:

      

   Current Official Forecast:

 [Source]

Forecasts issued Sun, December 28, 2025 at 17:27:
Monday Tuesday Wednesday Thursday Friday Saturday
POP 0% POP 40% POP 40% POP 0% POP 0% POP 30%
Sunday night Monday night Tuesday night Wednesday night Thursday night Friday night  
 
 
 
POP 0% POP 0% POP 0% POP 0% POP 0% POP 0%  
Sunday night: Becoming cloudy this evening then freezing rain or ice pellets. Wind becoming east 20 km/h gusting to 40 overnight. Temperature rising to minus 3 by morning. Wind chill near minus 13.
Monday: Freezing rain changing to drizzle in the morning then to flurries in the afternoon. Risk of freezing drizzle late in the morning and early afternoon. Local blowing snow late in the afternoon. Fog patches late in the morning and early afternoon. Wind east 20 km/h gusting to 40 becoming light in the morning. Wind becoming southwest 30 gusting to 50 late in the morning. High plus 1 with temperature falling to minus 2 in the afternoon. Wind chill minus 15 in the afternoon.
Monday night: Flurries. Local blowing snow. Local amount 2 cm. Wind west 50 km/h gusting to 70 diminishing to 30 gusting to 50 late in the evening. Low minus 14. Wind chill minus 15 in the evening and minus 24 overnight.
Tuesday: Cloudy with 40 percent chance of flurries. High minus 11. POP 40%.
Tuesday night: Cloudy periods. Low minus 13.
Wednesday: Cloudy with 40 percent chance of flurries. High minus 10. POP 40%.
Wednesday night: Cloudy periods. Low minus 18.
Thursday: Sunny. High minus 16.
Thursday night: Cloudy periods. Low minus 16.
Friday: A mix of sun and cloud. High minus 9.
Friday night: Cloudy. Low minus 12.
Saturday: Cloudy with 30 percent chance of flurries. High minus 8. POP 30%.
 
   Today: n/a of daylight    Yesterday: 08:45 of daylight
 

Airport

CTO

   Sunrise:

 n/a 07:42

   Sunset:

 n/a 16:28
 
   Normal High:  

   Record High:

(2022)(2022)
   Normal Low:  

   Record Low:

(2017)(2017)
 

Airport

CTO

   Sunrise:

 07:42 07:42

   Sunset:

 16:27 16:27
 

   High:

(23:48)(23:19)

   Low:

(05:00)(07:14)

   Precip: