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 October 06

   Daily Reading

RecHi   

Yr

RecLo   

Yr

RecHiMean   

Yr

RecLoMean   

Yr

   High Temp.

2021 2003            

   Low Temp.

2023 2003            

   Mean Temp.

2005 2003 < >       2005 2003

   Humidex

  2021                  

   Wind Chill

        n/a            

   Dew Point

2021 2019 2023 2013

   Relative Humidity

96 % 2017 38 % 2022 76 % 2018 51 % 2022

   Barometric Pressure

2021 2022 2021 2022

   Winds

2019       2023 2022

   - From

                 

   Sunshine

12:07 2016
 

   Daily Total

                 

RecMost   

Yr

   Rain                   2023
   Snow                   2001
   - Water Equivalent                   2001
   Total Precipitation                   2023
 

   ALL TIME SINGLE-DAY RECORDS FOR October

   Daily Reading

RecHi   

Y-D

RecLo   

Y-D

RecHiMean   

Y-D

RecLoMean   

Y-D

   High Temp.

2023-03 2016-27            

   Low Temp.

2023-07 2020-28            

   Mean Temp.

2023-03 2020-28 < >       2023-03 2020-28

   Humidex

  2023-03                  

   Wind Chill

        2023-31            

   Dew Point

2016-26 2019-05 2023-03 2019-05

   Relative Humidity

99 % 2019-19 0 % 2019-02 94 % 2016-21 33 % 2019-05

   Barometric Pressure

2022-29 2022-06 2022-29 2022-06

   Winds

2020-07       2023-01 2001-01

   - From

                 

   Sunshine

22:00 2020-13
 

   Daily Total

                 

RecMost   

Yr

   Rain                   2017
   Snow                   2018
   - Water Equivalent                   2018
   Total Precipitation                   2017
 

   ALL TIME MONTHLY RECORDS FOR October

   Monthly Mean

RecHi   

Yr

RecLo   

Yr

   High Temp.

2017 2019

   Low Temp.

2017 2001

   Mean Temp.

2017 2019

   Dew Point

2017 2019

   Relative Humidity

74 % 2021 56 % 2019

   Barometric Pressure

2017 2014

   Winds

2023 2001

   - From

       

   Sunshine

245  h 2020 0  h 2001
 

   Monthly Total

RecMost   

Yr

RecLeast   

Yr

   Rain 2017 2016
   Snow 2018 2018
   - Water Equivalent 2018 2015
   Total Precip 2017 2016
 

   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

        2024-07-27            

   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 2025-02 2025-02
   - Water Equivalent 2025-02 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

2024 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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