Difference Between EDT and EST

Main Difference – EDT vs EST

EDT and EST are the two time systems in the Eastern Time Zone, which includes some regions of North America, Central America, Canada, and the Caribbean Islands.  EDT is the abbreviation for Eastern Daylight Time and EST is the abbreviation for Eastern Standard Time. The main difference between EDT and EST is their time difference in relation to the Coordinated Universal Time (UCT or Greenwich Mean Time). EDT is 4 hours behind the UCT whereas EST is 5 hours behind the UCT.

This article looks at,

1. What is EDT?
      – Definition, Time Zone, Features

2. What is EST?
     – Definition, Time Zone, Features

3. What are the Areas that Use EDT and EST?
     – List of Regions 

4. What is the difference between EDT and EST? Difference Between EDT and EST - Comparison Summary

What is EDT

EDT or Eastern Daylight Time is 4 hours behind the Greenwich Mean Time (UTC−04:00). EDT is used during summer and spring. Daylight Saving Time is in effect from 2 A.M. on the second Sunday in March to 2 A.M. on the first Sunday in November. But it is also important to note that some regions in the Eastern Time Zone do not use daylight saving time. It is observed in most states of the USA and Canada.

EDT = UTC – 04:00

What is EST

EST or Eastern Standard Time is 5 hours behind the Greenwich Mean Time (UTC−05:00). This time is typically used during the autumn and winter. Southern parts of the Eastern Time Zone uses EST throughout the year since they don’t use daylight saving.

EST = UTC – 05:00

What are the Areas that Use EDT and EST

Difference Between EDT and EST

Areas that use both EDT and EST

USA:

District of Columbia

17 states in including Connecticut, Delaware, Georgia, Maine, Maryland, Massachusetts, New Hampshire, New Jersey, New York, North Carolina, Vermont, Virginia, West Virginia, Ohio, Pennsylvania, Rhode Island and South Carolina.

Some parts of Florida, Indiana, Kentucky, Michigan, and Tennessee.

Canada:

Most parts of Ontario, Quebec and *Nunavut

Central America:

Colombia

Ecuador (except for the Galápagos Islands)

Peru

Caribbean:

Bahamas

Haiti

Areas that Use EST throughout the year

Mexico:

Quintana Roo

Caribbean:

Jamaica

Central America:

Panama

Canada:

Southampton Island in Nunavut

Difference Between EDT and EST

Name

EDT: EDT is known as Eastern Daylight Time.

EST: EST is known as Eastern Standard Time.

Time in Relation to UTC

EDT: EDT is 4 hours behind the UTC.

EST: EST is 5 hours behind the UTC.

Seasons

EDT: EDT is used during the summer and spring.

EST: EST is used during the winter and autumn.

Use

EDT: EDT is not used in the southern parts of the time zone.

EST: EST is used in all the places, either during winter and autumn or throughout the whole year.

Change in Time

EDT: Daylight Saving Time is in effect from 2 A.M. on the second Sunday in March.

EST: The standard time is in effect from 2 A.M. on the first Sunday in November.

Image Courtesy:

Eastern Time Zones – Derived from “Standard World Time Zones” By Time Zones Boy – Own work via

About the Author: Hasa

Hasa has a BA degree in English, French and Translation studies. She is currently reading for a Masters degree in English. Her areas of interests include literature, language, linguistics and also food.

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