Ottawa Airport (YOW):

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Current Weather Forecasts Warnings Temperatures BP+RH Winds Precip
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   STATISTICS from Ottawa Airport (YOW) - Wednesday, September 2, 2026 EDT
   ALMANAC:

   Event:

Time:

  

  Moon:
  

   Sunrise:

 06:26  

   Sunset:

 19:38  

   Length of Day:

 13:12  
 

   Moonrise:

 21:49  

   Moonset:

 12:53  

   Moonlight:

 15:04  

   Moon Phase:

 Waning Gibbous (age 21 d.)
 

   DAILY SUMMARY: MAXIMA / MINIMA:

   Reading

Max   

Time

Min   

Time

Normal  

RecHi   

YY

RecLo   

YY

  

   High Temp

             22.3 °C 32.8 °C 1973 6.3 °C 2017  

   Low Temp

             11.7 °C 17.0 °C 2018 +4.4 °C 1946  

   Humidex

                 37   2018        

   Wind Chill

                       0   n/a  

   Dew Point

                 22.9 °C 2018 0.0 °C n/a  

   Relative Humidity

                 99 % 2019 0 % n/a  

   Barometric Pressure

                 1024.0  mb 2017 0.0  mb n/a  

   Visibility

                              

   Winds

                 20  km/h 2020        

   - from

                 SSW (203)            

   Max Wind Gust

                 n/a  km/h n/a        
 

   DAILY SUMMARY: MEANS AND TOTALS:

   Reading

Mean   

Normal  

RecHi   

YY

RecLo   

YY

  
   Temperature     17.0 °C 22.2 °C 2018 5.6 °C 2017  
   Dew Point         19.6 °C 2018 +5.0 °C 2017  
   Relative Humidity         97 % 2017 66 % 2025  
   Barometric Pressure         1023.0  mb 2017 1007.0  mb 2020  
   Visibility         24  km 2025 24  km 2025  
   Winds         10  km/h 2020 4  km/h 2017  
   - from         W (271)     WNW (293)      
 

   Precipitation

Total  

Normal

RecHi  

YY

        
   Snowfall     0.0  cm 32.3  cm 2015        
   - Water Equivalent     0.0  mm 0.0  mm 2017        
   Rainfall     0.0  mm 30.7  mm 1959        
   Total Precipitation     0.0  mm 30.7  mm 1959