Ottawa Airport (YOW):

TODAY

Times in Eastern Daylight Time (EDT = GMT-4)
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Current Weather Forecasts Warnings Temperatures BP+RH Winds Precip
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   LIVE STATISTICS from Ottawa Airport (YOW) - Monday, September 8, 2025 at 17:00 EDT
   ALMANAC:

   Event:

Time:

  

  Moon:
  

   Sunrise:

 06:32  

   Sunset:

 19:28  

   Length of Day:

 12:56  
 

   Moonrise:

 19:50  

   Moonset:

 07:30  

   Moonlight:

 11:40  

   Moon Phase:

 Waning Gibbous (age 16 d.)
 

   DAILY SUMMARY: MAXIMA / MINIMA:

   Reading

Max   

Time

Min   

Time

Normal  

RecHi   

YY

RecLo   

YY

  

   High Temperature

 18.5 °C 15:00       21.2 °C 34.5 °C 2002 12.2 °C 2017  

   Low Temperature

       5.6 °C 07:00 10.6 °C 14.8 °C 2021 +3.9 °C 2013  

   Humidex

 n/a   n/a           31   2022        

   Wind Chill

       n/a   n/a           0   n/a  

   Dew Point

 8.5 °C 10:00 +4.6 °C 03:00     18.3 °C 2021 0.0 °C n/a  

   Relative Humidity

 96 % 07:00 45 % 15:00     100 % 2022 0 % n/a  

   Barometric Pressure

 1026.0  mb 11:00 1021.0  mb 01:00     1026.0  mb 2018 0.0  mb n/a  

   Visibility

 24  km 01:00 24  km 01:00                  

   Winds

 21  km/h 12:00           33  km/h 2024        

   - from

 WSW (248)               WSW (248)            

   Max Wind Gust

 n/a  km/h n/a           n/a  km/h n/a        
 

   DAILY SUMMARY: MEANS AND TOTALS:

   Reading

 Mean   

Normal  

RecHi   

YY

RecLo   

YY

  
   Temperature 12.0 °C 15.9 °C 18.8 °C 2022 10.6 °C 2024  
   Dew Point 6.6 °C     15.8 °C 2021 6.0 °C 2024  
   Relative Humidity 70 %     94 % 2017 62 % 2018  
   Barometric Pressure 1023.5  mb     1024.0  mb 2018 1005.0  mb 2021  
   Visibility 24.0  km     0  km n/a 0  km n/a  
   Winds 11  km/h     19  km/h 2024 4  km/h 2022  
   - from SSE (152)       NNW (339)     ENE (078)      
 

   Precipitation

Total  

Normal

RecHi  

YY

        
   Snowfall 0.0  cm 0.0  cm 28.7  cm 2012        
   - Water Equivalent 0.0  mm 0.0  mm 0.0  mm 2017        
   Rainfall 0.0  mm 0.0  mm 42.8  mm 1981        
   Total Precipitation 0.0  mm 0.0  mm 42.8  mm 1981        
 


Temperatures Today:
 

Barometer Today:
 

Relative Humidity Today:

 

Dew Point Today:
 

Wind Speeds Today:
 
Wind Direction Today:
 

Last 24 Hours:
   Time    Condition    Temp    Hx    WC    BP    Tr    RH    DP   Wind Dir@Vel
   18:00    Mainly Sunny   17.7°    n/a    n/a    1017.0 mb    1017.0    43%    +4.9°   WNW@19 km/h
   19:00    Mainly Sunny   14.8°    n/a    n/a    1017.0 mb    1017.0    50%    +4.6°   W@11 km/h
   20:00    Partly Cloudy   13.6°    n/a    n/a    1018.0 mb    1018.0    56%    5.1°   WSW@8 km/h
   21:00    Partly Cloudy   14.3°    n/a    n/a    1019.0 mb    1019.0    57%    5.8°   WNW@21 km/h
   22:00    Mainly Clear   13.6°    n/a    n/a    1019.0 mb    1019.0    61%    6.2°   W@14 km/h
   23:00    Mostly Cloudy   10.9°    n/a    n/a    1020.0 mb    1020.0    75%    6.6°   W@8 km/h
   00:00    Mainly Clear   9.9°    n/a    n/a    1021.0 mb    1021.0    79%    6.5°   WSW@10 km/h
   01:00    Mainly Clear   9.0°    n/a    n/a    1021.0 mb    1021.0    83%    6.3°   SW@11 km/h
   02:00    Clear   8.1°    n/a    n/a    1021.0 mb    1021.0    86%    5.9°   WSW@7 km/h
   03:00    Clear   6.8°    n/a    n/a    1022.0 mb    1022.0    86%    +4.6°   WSW@9 km/h
   04:00    Clear   6.7°    n/a    n/a    1022.0 mb    1022.0    92%    5.5°   WSW@10 km/h
   05:00    Clear   6.4°    n/a    n/a    1023.0 mb    1023.0    92%    5.2°   WSW@9 km/h
   06:00    Mainly Clear   6.0°    n/a    n/a    1024.0 mb    1024.0    94%    5.1°   SSW@6 km/h
   07:00    Mainly Sunny   5.6°    n/a    n/a    1024.0 mb    1024.0    96%    +5.0°   SW@7 km/h
   08:00    Mainly Sunny   8.5°    n/a    n/a    1025.0 mb    1025.0    90%    6.9°   WSW@6 km/h
   09:00    Mainly Sunny   11.2°    n/a    n/a    1025.0 mb    1025.0    81%    8.1°   WSW@8 km/h
   10:00    Mainly Sunny   13.7°    n/a    n/a    1025.0 mb    1025.0    71%    8.5°   WNW@15 km/h
   11:00    Mainly Sunny   15.2°    n/a    n/a    1026.0 mb    1026.0    63%    8.3°   WSW@7 km/h
   12:00    Partly Cloudy   17.1°    n/a    n/a    1026.0 mb    1026.0    52%    7.1°   WSW@21 km/h
   13:00    Partly Cloudy   16.4°    n/a    n/a    1026.0 mb    1026.0    52%    6.4°   WNW@14 km/h
   14:00    Partly Cloudy   17.1°    n/a    n/a    1026.0 mb    1026.0    49%    6.4°   WNW@15 km/h
   15:00    Partly Cloudy   18.5°    n/a    n/a    1025.0 mb    1025.0    45%    6.5°   WNW@18 km/h
   16:00    Mainly Sunny   17.6°    n/a    n/a    1025.0 mb    1025.0    47%    6.2°   WNW@14 km/h
   17:00    Partly Cloudy   17.7°    n/a    n/a    1025.0 mb    1025.0    47%    6.3°   NW@13 km/h
Mean   Today   12.0°              1023.5 mb         70%    6.6°   SSE@11 km/h