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UTC−04:00 is a time offset that subtracts 4 hours from Coordinated Universal Time (UTC). It is observed in the Eastern Time Zone
Eastern Time Zone
(e.g., Canada
Canada
and the United States
United States
) during the warm months of daylight saving time , as Eastern Daylight Time. The Atlantic Time Zone observes it during standard time (cold months). It is observed all year in the Eastern Caribbean
Eastern Caribbean
.

CONTENTS

* 1 As standard time (Northern Hemisphere winter)

* 1.1 North America

* 2 As daylight saving time (Northern Hemisphere summer)

* 2.1 North America * 2.2 Caribbean

* 3 As standard time (all year round)

* 3.1 North America * 3.2 Eastern Caribbean
Eastern Caribbean
* 3.3 US territories * 3.4 Other Caribbean * 3.5 South America

* 4 As standard time (Southern Hemisphere winter)

* 4.1 South America * 4.2 Antarctica

* 5 See also * 6 References

AS STANDARD TIME (NORTHERN HEMISPHERE WINTER)

Principal cities: Halifax

NORTH AMERICA

* Greenland
Greenland
( Denmark
Denmark
) - Atlantic Time Zone
Atlantic Time Zone

* Thule Air Base
Thule Air Base
(observes United States
United States
daylight saving time rules)

* Canada
Canada
- Atlantic Time Zone
Atlantic Time Zone

* all of New Brunswick
New Brunswick
(legally offset from GMT ), Nova Scotia (legally offset from GMT ), Prince Edward Island * Newfoundland and Labrador
Newfoundland and Labrador
- most of Labrador
Labrador

* Bermuda
Bermuda
( UK ) - Atlantic Time Zone
Atlantic Time Zone

AS DAYLIGHT SAVING TIME (NORTHERN HEMISPHERE SUMMER)

Principal cities: New York City
New York City
, Toronto
Toronto
, Havana
Havana

NORTH AMERICA

* Canada
Canada
- Eastern Time Zone
Eastern Time Zone

* Nunavut
Nunavut
(eastern), most of Ontario
Ontario
and most of Quebec
Quebec

* United States
United States
- Eastern Time Zone
Eastern Time Zone

* All of Connecticut
Connecticut
, Delaware
Delaware
, District of Columbia
District of Columbia
, Georgia , Maine
Maine
, Maryland
Maryland
, Massachusetts
Massachusetts
, New Hampshire
New Hampshire
, New Jersey
New Jersey
, New York , North Carolina
North Carolina
, Ohio
Ohio
, Pennsylvania
Pennsylvania
, Rhode Island
Rhode Island
, South Carolina , Vermont
Vermont
, Virginia
Virginia
, West Virginia
Virginia
* Most of Florida
Florida
, Indiana
Indiana
, Michigan
Michigan
* Eastern parts of Kentucky
Kentucky
, Tennessee
Tennessee
* Unofficial use in several communities in Russell County, Alabama
Russell County, Alabama
, including Phenix City . Although the legal time for all of Alabama from the last weeks of the northern winter to mid-autumn is Central Daylight Time (UTC–5), Phenix City and its surrounding communities informally synchronize their clocks with the considerably larger city of Columbus, Georgia
Columbus, Georgia
, directly across the Chattahoochee River
Chattahoochee River
from Phenix City.

CARIBBEAN

* Bahamas * Cuba
Cuba
* Haiti
Haiti

AS STANDARD TIME (ALL YEAR ROUND)

Principal cities: Caracas
Caracas
, Santo Domingo
Santo Domingo
, La Paz
La Paz

NORTH AMERICA

* Canada
Canada
- Atlantic Time Zone
Atlantic Time Zone

* Quebec
Quebec
(east of the 63°W longitude )

EASTERN CARIBBEAN

Main article: Eastern Caribbean
Eastern Caribbean
Time Zone

* Anguilla
Anguilla
(UK) * Antigua and Barbuda
Antigua and Barbuda
* Barbados
Barbados
* Dominica
Dominica
* Dominican Republic
Dominican Republic
* Grenada
Grenada
* Guadeloupe
Guadeloupe
(France) * Martinique
Martinique
(France) * Montserrat
Montserrat
(UK) * Saba
Saba
(Netherlands) * Saint-Barthélemy (France) * Saint Kitts and Nevis
Saint Kitts and Nevis
* Saint Lucia
Saint Lucia
* Saint-Martin (France) * Saint Vincent and the Grenadines
Saint Vincent and the Grenadines
* Sint Eustatius
Sint Eustatius
(Netherlands) * Sint Maarten
Sint Maarten
(Netherlands) * Trinidad and Tobago
Trinidad and Tobago
* British Virgin Islands
British Virgin Islands
(UK)

US TERRITORIES

See also: Atlantic Time Zone
Atlantic Time Zone

* Puerto Rico
Puerto Rico
(US) * U.S. Virgin Islands (US)

OTHER CARIBBEAN

* Aruba
Aruba
(Netherlands) * Bonaire
Bonaire
(Netherlands) * Curaçao (Netherlands) * Turks and Caicos (UK)

SOUTH AMERICA

* Bolivia
Bolivia

* Brazil
Brazil

* Amazonas (except southwestern portion), Rondônia
Rondônia
, Roraima
Roraima

* Guyana
Guyana
* Venezuela
Venezuela

AS STANDARD TIME (SOUTHERN HEMISPHERE WINTER)

Principal cities: Santiago
Santiago

SOUTH AMERICA

* Brazil
Brazil

* Mato Grosso
Mato Grosso
, Mato Grosso
Mato Grosso
do Sul

* Chile
Chile
(except Magallanes region and Antarctic territory) * Paraguay
Paraguay

ANTARCTICA

* Some bases in Antarctica. See also Time in Antarctica

SEE ALSO

* Time in Brazil
Time in Brazil
* Time in Canada
Canada
* Time in Chile
Chile
* Time in Denmark
Denmark
* Time in Mexico * Time in the United States
United States
* Time in Venezuela
Venezuela

REFERENCES

* ^ "CHAPTER T-6 - Time Definition Act". Retrieved 2008-06-02. * ^ "Time Definition Act". Retrieved 2008-06-02. * ^ A B "Current Time Zone". Brazil
Brazil
Considers Having Only One Time Zone. Time and Date. 21 July 2009. Retrieved 16 June 2012. * ^ A B "Hora Legal Brasileira". Horário de Verão (in Portuguese). Observatório Nacional. Retrieved 16 June 2012. * ^ " Venezuela
Venezuela
Time Zone". Venezuela
Venezuela
Changes Time Zone To Save Electricity. Sky News. 16 April 2016. Retrieved 16 April 2016.

* v * t * e

Coordinated Universal Time
Coordinated Universal Time
(UTC)

UTC offset for standard time and Daylight saving time
Daylight saving time
(DST) Italics: historical or unofficial

180° TO < 90°W

* −12:00 * −11:00 * −10:30 * −10:00 * −09:30 * −09:00 * −08:30 * −08:00 * −07:00

90°W TO < 0°

* −06:00 * −05:00 * −04:30 * −04:00 * −03:30 * −03:00 * −02:30 * −02:00 * −01:00 * −00:44 * −00:25:21

0° TO < 90°E

* ±00:00 * +00:20 * +00:30 * +01:00 * +01:24 * +01:30 * +02:00 * +02:30 * +03:00 * +03:30 * +04:00 * +04:30 * +04:51 * +05:00 * +05:30 * +05:40 * +05:45

90°E TO < 180°

* +06:00 * +06:30 * +07:00 * +07:20 * +07:30 * +08:00 * +08:30 * +08:45 * +09:00 * +09:30 * +09:45 * +10:00 * +10:30 * +11:00 * +11:30

(180° TO < 90°W )

* +12:00 * +12:45 * +13:00 * +13:45 * +14:00

TIME ZONE DATA SOURCES tz database

LISTS OF TIME ZONES

* Time zones by country * Time zones by UTC offset * tz database time zones * Military time zones * Time zone
Time zone
abbreviations * Daylight saving time
Daylight saving time
b

.