Centretown Observatory:

Temperature Analyses

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

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   LIVE OBSERVATIONS at CTO Weather Centre - Wednesday, April 22, 2026 at 03:29 EDT
   TODAY:

   

Reading

Time

Airport

Normal

RecHi

YY

RecLo

YY

   Current Temperature:

                 

   High:

01:04 2023 2002

   Low:

03:29 2023 2020

   Mean:

  2023 2002
 

   Current Humidex:

                   

   Max Today:

  n/a       2023      
 

   Current Wind Chill:

                 

   Min Today:

  n/a             2020
 

   Current Dew Point:

               

   Max Today:

01:04   2016      

   Min Today:

01:59         2018

   Mean Today:

  2014 2017
 

   REGIONAL SUMMARY:

   Location

Temp

Hx

WC

DP

High

Low

Mean

   CTO

   Airport

   Bancroft

   Brent

   Brockville

   Cornwall

   Gatineau Airport

   Hawkesbury (Mirabel)

   Kemptville

   Kingston

   Pembroke (CFB Petawawa)

   Peterborough

   CFB Trenton

 

   YESTERDAY:

   Tuesday

Reading

Time

Airport

Normal

RecHi

YY

RecLo

YY

   High Temperature:

15:44 2016 2020

   Low:

06:19 2003 2026

   Mean Temperature:

  2014 2020
 

   Maximum Humidex:

  n/a       n/a      
 

   Minimum Wind Chill Index:

  n/a             2020
 

   Maximum Dew Point:

00:19   2015      

   Minimum:

02:14         2017

   Mean Dew Point:

  2015 2017
 

   TOMORROW:

   Thursday

 

Normal

RecHi

YY

RecLo

YY

   High Temperature:

          2018 2003

   Low:

    2013 2020

   Mean Temperature:

    2013 2003
 

   Maximum Humidex:

    2018
 

   Minimum Humidex:

    2020
 

   Maximum Dew Point:

    2024

   Minimum:

      2018

   Mean Dew Point:

  2023 2017
 

   THIS MONTH:

   April

Mean

Airport

Normal

RecHi

YY

RecLo

YY

   High Temperature:

2021 2018

   Low Temperature:

2023 2003

   Mean Temperature:

2021 2018
 

   Mean Dew Point:

2024 2017
 

   Daily Extremes + Records

Max

DD

Min

DD

RecHi

YY-DD

RecLo

YY-DD

   Daily High:

18 07 2002-17 2016-03

   Daily Low:

18 08 2002-17 2004-05

   Daily Mean:

18 07 2002-17 2016-03
 

   Humidex:

  18         2023-13      
 

   Wind Chill:

    07         2018-05
 

   Dew Point:

18 20 2024-03 2019-29

   Daily Mean DP:

18 07 2026-18 2013-11
 

   LAST MONTH:

   March

Mean

Airport

Normal

RecHi

YY

RecLo

YY

   High Temperature:

2012 2017

   Low Temperature:

2012 2014

   Mean Temperature:

2012 2014
 

   Mean Dew Point:

2020 2017
 

   Daily Extremes + Records

Max

DD

Min

DD

RecHi

YY-DD

RecLo

YY-DD

   Daily High:

30 01 2012-19 2003-03

   Daily Low:

08 02 2012-22 2003-03

   Daily Mean:

09 02 2012-21 2003-03
 

   Humidex:

  31         2021-25      
 

   Wind Chill:

    02         2021-02
 

   Dew Point:

07 01 2012-21 2017-27

   Daily Mean DP:

08 02 2012-22 2013-30
 

   NEXT MONTH:

   May

 

Normal

RecHi

YY

RecLo

YY

   High Temperature:

  2022 2002

   Low Temperature:

  2024 2002

   Mean Temperature:

  2022 2002
 

   Mean Dew Point:

  2024 2017
 

   Daily Records

 

RecHi

YY-DD

RecLo

YY-DD

   Daily High:

  2020-27 2002-14

   Daily Low:

  2020-27 2020-09

   Daily Mean:

  2020-27 2002-14
 

   Humidex:

    2020-27      
 

   Wind Chill:

          2021-01
 

   Dew Point:

  2015-05 2019-01

   Daily Mean DP:

  2024-22 2017-01
 

   THIS YEAR:

   2026

Mean

Airport

Normal

RecHi

YY

RecLo

YY

   Daily High Temperature:

2019 2026

   Daily Low:

2009 2026

   Daily Mean:

2009 2026
 

   Mean Dew Point:

2024 2019
 

   Monthly Extremes + Records

Max

MM

Min

MM

RecHi

YY-MM

RecLo

YY-MM

   Daily High:

Mar Jan 2018-Jun 2004-Jan

   Daily Low:

Mar Jan 2018-Jun 2004-Jan

   Daily Mean Temperature::

Mar Jan 2018-Jun 2004-Jan
 

   Daily Mean Dew Point:

Mar Jan 2018-Jun 2013-Dec
 

   Daily Extremes + Records

Max

MM-DD

Min

MM-DD

RecHi

Date

RecLo

Date

   Daily High:

Apr-18 Jan-24 2020-07-09 2004-12-20

   Daily Low:

Apr-18 Jan-24 2018-06-13 2019-01-31

   Daily Mean:

Apr-18 Jan-24 2018-06-13 2019-01-31
 

   Humidex:

  Apr-18         2020-07-19      
 

   Wind Chill:

    Jan-24         2024-07-27
 

   Dew Point:

Jan-03 Jan-24 2012-08-29 2020-12-21

   Daily Mean DP:

Apr-18 Jan-24 2018-06-13 2013-04-11
 

   LAST YEAR:

   2025

Mean

Airport

Normal

   Daily High Temperature:

   Daily Low:

   Daily Mean:

 

   Mean Dew Point:

 

   Monthly Extremes

Max

MM

Min

MM

   Daily High:

Jul Jan

   Daily Low:

Jul Feb

   Daily Mean Temperature::

Jul Jan
 

   Daily Mean Dew Point:

Jul Feb
 

   Daily Extremes

Max

MM-DD

Min

MM-DD

   Daily High:

Aug-12 Dec-26

   Daily Low:

Jun-24 Mar-02

   Daily Mean:

Jun-24 Feb-02
 

   Humidex:

  Aug-12      
 

   Wind Chill:

    Dec-30
 

   Dew Point:

Aug-12 Mar-02

   Daily Mean DP:

Jul-13 Mar-02
This page was last regenerated 2026-04-22@03:30.
It is scheduled to be regenerated whenever there is new data; approximately every five minutes.
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Temp - Live - Past 24 Hours:

Temp - Live - Past 7 Days:

Temp - Daily - Past 31 Days:

Temperature - Daily - This Month:

Temp - Daily - Last Month:

Temp - Daily - This Year:

Temp - Monthly - This Year: