EDT/EST
Eastern Daylight Time
GMT -4
EST automatically adjusted to EDT time zone, that is in use
GMT
Greenwich Mean Time
GMT +0
Nigeria
WAT

Time Difference

Eastern Daylight Time is 4 hours behind Greenwich Mean Time and 5 hours behind WAT (West Africa Time)
12:30 pm12:30 in EDT is 4:30 pm16:30 in GMT and is 5:30 pm17:30 in Lagos, Nigeria

EST to GMT call time
Best time for a conference call or a meeting is between 8am-1pm in EST which corresponds to 1pm-6pm in GMT
EST to Lagos call time
Best time for a conference call or a meeting is between 8am-12pm in EST which corresponds to 2pm-6pm in Lagos

12:30 pm12:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
4:30 pm16:30 Greenwich Mean Time (GMT). Offset UTC 0:00 hours
5:30 pm17:30 WAT (West Africa Time) (Lagos, Nigeria). Offset UTC +1:00 hour

12:30 pm12:30 EDT / 4:30 pm16:30 GMT / 5:30 pm17:30 Lagos, Nigeria

EDT GMT Lagos, Nigeria
12am (midnight) 4am 5am
1am 5am 6am
2am 6am 7am
3am 7am 8am
4am 8am 9am
5am 9am 10am
6am 10am 11am
7am 11am 12pm (noon)
8am 12pm (noon) 1pm
9am 1pm 2pm
10am 2pm 3pm
11am 3pm 4pm
12pm (noon) 4pm 5pm
1pm 5pm 6pm
2pm 6pm 7pm
3pm 7pm 8pm
4pm 8pm 9pm
5pm 9pm 10pm
6pm 10pm 11pm
7pm 11pm 12am (midnight)
8pm 12am (midnight) 1am
9pm 1am 2am
10pm 2am 3am
11pm 3am 4am
0:00 4:00 5:00
1:00 5:00 6:00
2:00 6:00 7:00
3:00 7:00 8:00
4:00 8:00 9:00
5:00 9:00 10:00
6:00 10:00 11:00
7:00 11:00 12:00
8:00 12:00 13:00
9:00 13:00 14:00
10:00 14:00 15:00
11:00 15:00 16:00
12:00 16:00 17:00
13:00 17:00 18:00
14:00 18:00 19:00
15:00 19:00 20:00
16:00 20:00 21:00
17:00 21:00 22:00
18:00 22:00 23:00
19:00 23:00 0:00
20:00 0:00 1:00
21:00 1:00 2:00
22:00 2:00 3:00
23:00 3:00 4:00

Eastern Standard Time

Offset: EST is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Bahamas, Canada, Haiti, Jamaica, Cayman Islands, Mexico, Panama, Turks & Caicos Is, United States

Principal Cities: The largest city in the EST timezone is New York City from USA with population about 8.175 million people. Other major cities in the area are Toronto, Montreal, Brooklyn, Borough of Queens

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

EST Time Zone Geo Map
EST timezone map

Daylight Saving: This is a standard time zone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Eastern Daylight Time (EDT).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Eastern Standard Time (EST) has ended on Sunday, March 9, 2025 at 2:00 am local time and clocks were set one hour forward to Sunday, March 9, 2025, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.

Daylight saving time clock moves back for one hour from 2am to 1amStart: Eastern Standard Time (EST) starts on Sunday, November 2, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, November 2, 2025, 1:00 am. Standard time starts annually the on first Sunday of November.

EST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five hour and zero minutes time differences to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for EST
  • R - short form of 'Romeo'
IANA/Olson: Reflects EST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Atikokan
  • America/Cancun
  • America/Cayman
  • America/Coral_Harbour
  • America/Detroit
  • America/Fort_Wayne
  • America/Grand_Turk
  • America/Indiana/Indianapolis
  • America/Indiana/Marengo
  • America/Indiana/Petersburg
  • America/Indiana/Vevay
  • America/Indiana/Vincennes
  • America/Indiana/Winamac
  • America/Indianapolis
  • America/Iqaluit
  • America/Jamaica
  • America/Kentucky/Louisville
  • America/Kentucky/Monticello
  • America/Louisville
  • America/Montreal
  • America/Nassau
  • America/New_York
  • America/Nipigon
  • America/Panama
  • America/Pangnirtung
  • America/Port-au-Prince
  • America/Thunder_Bay
  • America/Toronto
  • Canada/Eastern
  • EST
  • EST5EDT
  • Jamaica
  • US/East-Indiana
  • US/Eastern
  • US/Michigan
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone

Greenwich Mean Time

Offset: GMT is 0 hours ahead Greenwich Mean Time (GMT) and is used in Europe

Countries: It is used in following countries: Burkina Faso, Côte d'Ivoire, Britain (UK), Guernsey, Ghana, Greenland, Gambia, Guinea, Guinea-Bissau, Ireland, Isle of Man, Iceland, Jersey, Liberia, Mali, Mauritania, St Helena, Sierra Leone, Senegal, Sao Tome & Principe, Togo

Principal Cities: The largest city in the GMT timezone is London from United Kingdom with population about 7.557 million people. Other major cities in the area are Abidjan, Dakar, Grand Dakar, Accra

Greenwich Mean Time (GMT) originally referred to the mean solar time at the Royal Observatory in Greenwich, London. It is now often used to refer to Coordinated Universal Time (UTC) when this is viewed as a time zone, and in casual use for the most parts it is the same. In military GMT is known as Zulu time.Greenwich Mean Time was the same as Universal Time (UT), until the introduction of UTC in 1972 a standard astronomical concept used in many technical fields.

GMT Time Zone Geo Map
GMT timezone map

GMT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for GMT
  • Z - short form of 'Zulu'
IANA/Olson: Reflects GMT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Abidjan
  • Africa/Accra
  • Africa/Bamako
  • Africa/Banjul
  • Africa/Bissau
  • Africa/Conakry
  • Africa/Dakar
  • Africa/Freetown
  • Africa/Lome
  • Africa/Monrovia
  • Africa/Nouakchott
  • Africa/Ouagadougou
  • Africa/Sao_Tome
  • Africa/Timbuktu
  • America/Danmarkshavn
  • Atlantic/Reykjavik
  • Atlantic/St_Helena
  • Eire
  • Etc/GMT
  • Etc/GMT+0
  • Etc/GMT-0
  • Etc/GMT0
  • Etc/Greenwich
  • Europe/Belfast
  • Europe/Dublin
  • Europe/Guernsey
  • Europe/Isle_of_Man
  • Europe/Jersey
  • Europe/London
  • GB
  • GB-Eire
  • GMT
  • GMT+0
  • GMT-0
  • GMT0
  • Greenwich
  • Iceland
GMT Abbreviation: Several time zones share GMT abbreviation and it could refer to these time zones
  • Greenwich Mean Time - UTC +0
  • GMT+03:00 - UTC +3
  • GMT - UTC +1
  • GMT-01:00 - UTC -1
  • GMT+11:00 - UTC +11
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone

Lagos Information

Time Zone

Abbreviation / Name
WAT - West Africa Time
UTC / GMT Offset
+1:00 hour during West Africa Time, currently in use.

Lagos Facts

Country
Nigeria
Alternative Names
Eko, LOS, Lacupolis, Lagas, Lagos, Lagos shaary, Lagosa, Lagosas, Lagoso, Laguosos, Laqos, Logos, la ge si, lageas, laghws, lagos, lagosa, lagoseu, lagosi, laguseu, lagws, lajws, lakos, legosa, lek xs, ragosu, Èkó, Λάγος, Лагас, Лагос, Лагос шаары, Лаґос, Լագոս, לאגאס, לאגוס, لاجوس, لاغوس, لاگوس, لاگۆس, लागोस, লেগোস, ਲਾਗੋਸ, લાગોસ, லாகோஸ், లాగోస్, ಲಾಗೊಸ್, ലാഗോസ്, เลกอส, လေးဂို့စ်မြို့, ლაგოსი, ሌጎስ, ラゴス, 拉哥斯, 라고스, 라구스
Population
9,000,000
Currency
Naira (NGN)
Geographic Coordinates
6° 27' N Latitude / 3° 23' E Longitude
International Dialing Code
+234