Centretown Observatory:

This Month

Times in Eastern Standard Time (EST = GMT-5)

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   STATISTICS from CTO Weather Centre - March, 2026
   MONTHLY SUMMARY: MEANS AND TOTALS:

   Reading

Mean   

Normal   

RecHi   

YY

RecLo   

YY

   High Temp

2012 2017

   Low Temp

2012 2014

   Mean Temp

2012 2014

   Dew Point

2020 2017

   Relative Humidity

59 % 60 % 70 % 2023 39 % 2017

   Barometric Pressure

2021 2025

   Winds

2021 2002

   - from

SE   E   N     N    
 

   Total Reading   

Total   

Normal   

RecMost   

YY

RecLeast   

YY

   Rain 2016 2018
   Snow 2023 2023
   - Water Equivalent 2023 2024
   Precipitation 2025 2018

   Sunshine

38  h 82  h 293  h 2016 0  h 2002
 

   MONTHLY SUMMARY: SINGLE-DAY EXTREMES AND RECORDS:

   Reading

Highest   

DD

Lowest   

DD

RecHi   

YY-DD

RecLo   

YY-DD

   High Temp

04 01 2012-19 2003-03

   Low Temp

04 02 2012-22 2003-03

   Humidex

  06         2021-25      

   Wind Chill

        02         2021-02

   Dew Point

04 01 2012-21 2017-27

   Relative Humidity

88 % 04 26 % 02 100 % 2023-03 1 % 2017-27

   Barometric Pressure

02 06 2020-22 2023-10

   Winds

02       2019-28      

   - from

SSW           WSW          
 

   Daily Total

Most   

DD

RecMost   

YY-DD

   Rain 01 2021-26
   Snow 01 2014-30
   - Water Equivalent 01 2014-30
   Precipitation 01 2021-26

   Sunshine

11:10  h 01 16:20  h 2022-03
 

   Daily Mean

Highest   

DD

Lowest   

DD

RecHi   

YY-DD

RecLo   

YY-DD

   Temperature

04 02 2012-21 2003-03

   Dew Point

04 02 2012-22 2013-30

   Relative Humidity

66 % 05 54 % 01 100 % 2023-05 1 % 2017-27

   Barometric Pressure

02 04 2020-22 2023-10

   Winds

05 01 2021-01 2002-01

   - from

E     E     W     N    
 

   EVENTS THIS MONTH (17):

 
   
"Storm of the Century" - March 3 @ 00:00
On this day in 1971, a massive blizzard hit eastern Canada. 40 to 80 centimetres of snow feel, whipped by winds of up to 110km /h. The storm caused 30 deaths.
   
Full Moon - March 3 @ 05:37
The Moon is most-opposite the Sun in the sky, rising as the sun sets.
   
Albert Einstein Born - March 4 @ 00:00
On this day in 1879, Albert Einstein was born. He gave birth to many modern physics concepts, including two special theories of Relativity, a better understanding of piezoelectric effects, and more. He was particularly famous for his gendankenexperimenten (thought experiments). Einstein died in 1955.
   
Last Quarter - March 11 @ 04:38
A waning half-Moon is near the meridian (halfway across the sky) as the Sun rises.
   
New Moon - March 10 @ 20:23
The Moon is nearest the Sun in the sky and cannot be seen from the ground.
   
March 1989 Geomagnetic Storm - March 13 @ 00:00
A stunning auroral display greeted onlookers on this day in 1998, when the sky danced with the Northern Lights as far south as Texas.
   
Stephen Hawking Dies - March 14 @ 00:00
On this day in 2018, legendary British Physicist Stephen Hawking died. During his career, the brilliant mathematician and cosmologist advanced our theoretical knowledge of black holes and the origins of the Universe, and had insights into the nature and behaviour of time.
   
Eruption of Eyjafjallajokull - March 20 @ 00:00
On this day in 2010, the Icelandic volcano Eyjafjallajokull began a series of eruptions which were highly disruptive to air travel within western Europe. The eruptions continued until June 23.
   
Comet Shoemaker-Levy 9 Discovered - March 24 @ 00:00
On this day in 1993, Comet Shoemaker-Levy 9 was discovered jointly by Eugene and Carolyn Shoemaker, and David Levy, a Canadian. The comet broke apart in Jupiter's gravity and impacted the planet beginning in July 1994.
   
First Flight of the Arrow - March 25 @ 00:00
On this day in 1958, the all-Canadian Avro Arrow made its first flight. A groundbreaking interceptor plane, the Arrow was eventually cancelled by the Diefenbaker government, in favour of a cruise-missile system.
   
First Quarter - March 25 @ 14:17
A waxing half-Moon is near the meridian (halfway across the sky) as the Sun sets.
   
Total Lunar Eclipse - March 2 @ 03:44
The Moon will be completedly eclipsed by the Earth in this event visible from the eastern and western margins of the Pacific Ocean.
   
Time Change in most of North America: clocks go forward one hour. - March 8 @ 02:00
Eastern Standard Time ends at 02:00 EST. Eastern Daylight Time begins at 03:00 EDT
   
Vernal (Spring) Equinox - March 20 @ 09:45
Winter ends; Spring begins (N. Hemisphere). Summer ends; Autumn begins (S. Hemisphere). Day and night are equal worldwide.
   
Alaska Earthquake - March 27 @ 00:00
On this day in 1964 (62 years ago), a major earthquake in Alaska gave rise to a tsunami which caused damage to towns and cities up and down the west coast of North America, including the Canadian city of Port Alberni, British Columbia.
   
Rockland Observatory Established - March 30 @ 00:00
On this day in 1986, the Rockland Observatory was established. It was decomissioned in 1989.
   
Newfoundland and Labrador Joins Confederation - March 31 @ 00:00
Today marks 77 years since Newfoundland and Labrador joined the Canadian Confederation in 1949.
  


Daily Temperatures This Month:
 


Daily Precipitation This Month:
 


 

This Month:
 

   Day    High    Low    Mean    MxHx    MnWC    AvRH    AvDP    AvBP    Prec    Sunrise       Sunset       Sun    Moon    Winds   
   1                        54%                06:41       17:50       11:10 h    Waxing Gibbous    E @    
   2                        54%                06:39       17:52       10:15 h    Waxing Gibbous    E @    
   3                        54%                06:37       17:53       03:30 h    Full    E @    
   4                        65%                06:35       17:54       07:50 h    Waning Gibbous    E @    
   5                        66%                06:34       17:56       01:20 h    Waning Gibbous    E @    
   6                        61%                06:32       17:57       03:55 h    Waning Gibbous    ENE @    
   7                        87%                06:30       17:59       00:20 h    Waning Gibbous    W @    
   8                        n/a%                07:28       19:00       n/a h    Waning Gibbous    n/a @    
   9                        n/a%                07:26       19:01       n/a h    Waning Gibbous    n/a @    
   10                        n/a%                07:24       19:03       n/a h    Waning Gibbous    n/a @    
   11                        n/a%                07:22       19:04       n/a h    Last Quarter    n/a @    
   12                        n/a%                07:21       19:05       n/a h    Waning Crescent    n/a @    
   13                        n/a%                07:19       19:07       n/a h    Waning Crescent    n/a @    
   14                        n/a%                07:17       19:08       n/a h    Waning Crescent    n/a @    
   15                        n/a%                07:15       19:09       n/a h    Waning Crescent    n/a @    
   16                        n/a%                07:13       19:10       n/a h    Waning Crescent    n/a @    
   17                        n/a%                07:11       19:12       n/a h    Waning Crescent    n/a @    
   18                        n/a%                07:09       19:13       n/a h    New    n/a @    
   19                        n/a%                07:07       19:14       n/a h    Waxing Crescent    n/a @    
   20                        n/a%                07:06       19:16       n/a h    Waxing Crescent    n/a @    
   21                        n/a%                07:04       19:17       n/a h    Waxing Crescent    n/a @    
   22                        n/a%                07:02       19:18       n/a h    Waxing Crescent    n/a @    
   23                        n/a%                07:00       19:20       n/a h    Waxing Crescent    n/a @    
   24                        n/a%                06:58       19:21       n/a h    Waxing Crescent    n/a @    
   25                        n/a%                06:56       19:22       n/a h    First Quarter    n/a @    
   26                        n/a%                06:54       19:24       n/a h    Waxing Gibbous    n/a @    
   27                        n/a%                06:52       19:25       n/a h    Waxing Gibbous    n/a @    
   28                        n/a%                06:50       19:26       n/a h    Waxing Gibbous    n/a @    
   29                        n/a%                06:48       19:27       n/a h    Waxing Gibbous    n/a @    
   30                        n/a%                06:47       19:29       n/a h    Waxing Gibbous    n/a @    
   31                        n/a%                06:45       19:30       n/a h    Waxing Gibbous    n/a @    

   March                    59%                    38 h      SE @    
   Normals                    60%    -8.6°C    1016.0 mb            82 h      E @ 1 km/h   

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