Centretown Observatory:

All-Time Records

Times in Eastern Daylight Time (EDT = GMT-4)

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   STATISTICS from CTO Weather Centre
   ALL TIME RECORDS FOR April 26

   Daily Reading

RecHi   

Yr

RecLo   

Yr

RecHiMean   

Yr

RecLoMean   

Yr

   High Temp.

 2017 2003            

   Low Temp.

 2017 2021            

   Mean Temp.

 2017 2002 < >       2017 2002

   Humidex

   n/a                  

   Wind Chill

         2021            

   Dew Point

 2018 2017 2018 2017

   Relative Humidity

 99 % 2012 1 % 2017 80 % 2018 1 % 2017

   Barometric Pressure

 2012 2018 2012 2018

   Winds

 2020       2023 2018

   - From

                  

   Sunshine

 13:52 2015
 

   Daily Total

                  

RecMost   

Yr
   Rain                   2022
   Snow                   2002
   - Water Equivalent                   2002
   Total Precipitation                   2022
 

   ALL TIME SINGLE-DAY RECORDS FOR April

   Daily Reading

RecHi   

Y-D

RecLo   

Y-D

RecHiMean   

Y-D

RecLoMean   

Y-D

   High Temp.

 2002-17 2016-03            

   Low Temp.

 2002-17 2004-05            

   Mean Temp.

 2002-17 2016-03 < >       2002-17 2016-03

   Humidex

   2023-13                  

   Wind Chill

         2018-05            

   Dew Point

 2024-03 2019-29 2024-12 2013-11

   Relative Humidity

 100 % 2024-05 1 % 2017-06 91 % 2018-17 1 % 2017-06

   Barometric Pressure

 2023-30 2020-17 2023-30 2012-19

   Winds

 2012-12       2024-03 2002-01

   - From

                  

   Sunshine

 18:05 2022-28
 

   Daily Total

                  

RecMost   

Yr
   Rain                   2023
   Snow                   2016
   - Water Equivalent                   2016
   Total Precipitation                   2013
 

   ALL TIME RECORDS FOR April

   Monthly Mean

RecHi   

Yr

RecLo   

Yr

   High Temp.

 2021 2018

   Low Temp.

 2023 2003

   Mean Temp.

 2021 2018

   Dew Point

 2023 2017

   Relative Humidity

 62 % 2018 22 % 2017

   Barometric Pressure

 2013 2020

   Winds

 2023 2002

   - From

        

   Sunshine

 375  h 2016 0  h 2002
 

   Monthly Total

RecMost   

Yr

RecLeast   

Yr
   Rain 2018 2012
   Snow 2016 2016
   - Water Equivalent 2016 2012
   Total Precip 2018 2012
 

   ALL TIME SINGLE-DAY RECORDS

   Daily Reading

RecHi   

Y-M-D

RecLo   

Y-M-D

RecHiMean   

Y-M-D

RecLoMean   

Y-M-D

   High Temp.

 2020-07-09 2004-12-20            

   Low Temp.

 2018-06-13 2019-01-31            

   Mean Temp.

 2018-06-13 2019-01-31 < >    2018-06-13 2019-01-31

   Humidex

   2020-07-19                  

   Wind Chill

         2023-02-04            

   Dew Point

 2012-08-29 2020-12-21 2018-06-13 2013-04-11

   Relative Humidity

 100 % 2021-06-13 0 % 2019-06-16 100 % 2022-12-31 1 % 2017-03-27

   Barometric Pressure

 2023-05-26 2021-08-10 2023-05-26 2012-04-19

   Winds

 2018-01-15       2022-12-23 2001-10-01

   - From

                  

   Sunshine

 22:00 2020-05-20
 

   Daily Total

                  

RecMost   

Y-M-D
   Rain                   2018-07-25
   Snow                   2016-02-16
   - Water Equivalent                   2016-02-16
   Total Precip                   2018-07-25
 

   ALL TIME SINGLE-MONTH RECORDS

   Monthly Mean

RecHi   

Y-M

RecLo   

Y-M

   High Temp.

 2018-06 2004-01

   Low Temp.

 2018-06 2004-01

   Mean Temp.

 2018-06 2004-01

   Dew Point

 2018-06 2013-12

   Relative Humidity

 83 % 2023-01 22 % 2017-04

   Barometric Pressure

 2023-05 2018-07

   Winds

 2023-04 2001-10

   - From

        

   Sunshine

 375  h 2016-04 0  h 2001-10
 

   Monthly Total

RecMost   

Y-M

RecLeast   

Y-M
   Rain 2018-07 2012-04
   Snow 2023-01 2023-01
   - Water Equivalent 2023-01 2012-04
   Total Precip 2018-07 2012-04
 

   ALL TIME SINGLE-YEAR RECORDS

   Annual Mean

RecHi   

Yr

RecLo   

Yr

   High Temp.

 2019 2018

   Low Temp.

 2009 2018

   Mean Temp.

 2009 2018

   Dew Point

 2020 2019

   Relative Humidity

 70 % 2018 54 % 2013

   Barometric Pressure

 2013 2012

   Winds

 2023 2001

   - From

        

   Sunshine

 3054  h 2016 0  h 2001
 

   Annual Total

RecMost   

Yr

RecLeast   

Yr
   Rain 2018 2012
   Snow 2022 2022
   - Water Equivalent 2022 2012
   Total Precip 2018 2012
 
 

 

 

   ADMINSTRATIVE INFO

 
   Name of Record Set:
   Start Date:
   End Date:
   Date Calculated:
 
  
Auto Generated
2001-01-01
2017-06-02
2017-06-03 @ 13:34
 

   CALC RECORDS / EXTREMES v1.12

 
   Due to the nature of this query, it can only be used within the CTO building!
 
Location:   
Name for records set:  
From (date YYYY-MM-DD):  
to (date YYYY-MM-DD) (inclusive):  
 
Optional:    
Temperature Lower Bound (default -100):   C
Temperature Upper Bound (default 50):   C
Barometric pressure Lower Bound (default 800):   mb
Barometric pressure Upper Bound (default 1200):   mb
Dewpoint Lower Bound (default -150):   C
Dewpoint Upper Bound (default 100):   C
Relative Humdity Lower Bound (default 0):   %
Relative Humdity Upper Bound (default 100):   %
Visibility Upper Bound (default 50):   km
Sunshine Upper Bound (default 16:00):   hh:mm
Wind Upper Bound (default 150):   km/h
Rain Upper Bound (default 200):   mm
Snow Upper Bound (default 200):   cm
SnowQ Upper Bound (default 200):   mm
Precip Upper Bound (default 200):   mm
 
   Calculate:        Records      Extremes
 
   Calculate Records for:        Daily      Monthly      Yearly
 
   
 
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