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EDT/EST
Eastern Daylight Time
GMT -4
EST automatically adjusted to EDT time zone, that is in use
PDT
Pacific Daylight Time
GMT -7
ADT
Atlantic Daylight Time
Time Difference
Eastern Daylight Time is 9 hours and 30 minutes behind India Standard Time and 3 hours ahead of Pacific Daylight Time and 1 hours behind Atlantic Daylight Time
7:30 am07:30 in EDT is 5:00 pm17:00 in IST and is 4:30 am04:30 in PDT and is 8:30 am08:30 in ADT
EST to IST call time
Best time for a conference call or a meeting is between 7:30am-9:30am in EST which corresponds to 6pm-8pm in IST
EST to PDT call time
Best time for a conference call or a meeting is between 10am-6pm in EST which corresponds to 8am-4pm in PDT
EST to ADT call time
Best time for a conference call or a meeting is between 8am-4pm in EST which corresponds to 10am-6pm in ADT
7:30 am07:30 Eastern Daylight Time (EDT). Offset UTC -4:00 hours
5:00 pm17:00 India Standard Time (IST). Offset UTC +5:30 hours
4:30 am04:30 Pacific Daylight Time (PDT). Offset UTC -7:00 hours
8:30 am08:30 Atlantic Daylight Time (ADT). Offset UTC -3:00 hours
7:30 am07:30 EDT / 5:00 pm17:00 IST / 4:30 am04:30 PDT / 8:30 am08:30 ADT
EDT | IST | PDT | ADT |
---|---|---|---|
12am (midnight) | 9:30 am | 9pm | 1am |
1am | 10:30 am | 10pm | 2am |
2am | 11:30 am | 11pm | 3am |
3am | 12:30 pm | 12am (midnight) | 4am |
4am | 1:30 pm | 1am | 5am |
5am | 2:30 pm | 2am | 6am |
6am | 3:30 pm | 3am | 7am |
7am | 4:30 pm | 4am | 8am |
8am | 5:30 pm | 5am | 9am |
9am | 6:30 pm | 6am | 10am |
10am | 7:30 pm | 7am | 11am |
11am | 8:30 pm | 8am | 12pm (noon) |
12pm (noon) | 9:30 pm | 9am | 1pm |
1pm | 10:30 pm | 10am | 2pm |
2pm | 11:30 pm | 11am | 3pm |
3pm | 12:30 am | 12pm (noon) | 4pm |
4pm | 1:30 am | 1pm | 5pm |
5pm | 2:30 am | 2pm | 6pm |
6pm | 3:30 am | 3pm | 7pm |
7pm | 4:30 am | 4pm | 8pm |
8pm | 5:30 am | 5pm | 9pm |
9pm | 6:30 am | 6pm | 10pm |
10pm | 7:30 am | 7pm | 11pm |
11pm | 8:30 am | 8pm | 12am (midnight) |
0:00 | 9:30 | 21:00 | 1:00 |
1:00 | 10:30 | 22:00 | 2:00 |
2:00 | 11:30 | 23:00 | 3:00 |
3:00 | 12:30 | 0:00 | 4:00 |
4:00 | 13:30 | 1:00 | 5:00 |
5:00 | 14:30 | 2:00 | 6:00 |
6:00 | 15:30 | 3:00 | 7:00 |
7:00 | 16:30 | 4:00 | 8:00 |
8:00 | 17:30 | 5:00 | 9:00 |
9:00 | 18:30 | 6:00 | 10:00 |
10:00 | 19:30 | 7:00 | 11:00 |
11:00 | 20:30 | 8:00 | 12:00 |
12:00 | 21:30 | 9:00 | 13:00 |
13:00 | 22:30 | 10:00 | 14:00 |
14:00 | 23:30 | 11:00 | 15:00 |
15:00 | 0:30 | 12:00 | 16:00 |
16:00 | 1:30 | 13:00 | 17:00 |
17:00 | 2:30 | 14:00 | 18:00 |
18:00 | 3:30 | 15:00 | 19:00 |
19:00 | 4:30 | 16:00 | 20:00 |
20:00 | 5:30 | 17:00 | 21:00 |
21:00 | 6:30 | 18:00 | 22:00 |
22:00 | 7:30 | 19:00 | 23:00 |
23:00 | 8:30 | 20:00 | 0:00 |
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 to IST to PDT to ADT (2) EST to IST to PDT to ADT (2)](https://i0.wp.com/savvytime.com/images/timezone/est.png)
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).
End: Eastern Standard Time (EST) has ended on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am local daylight time instead. Standard time ends annually the on second Sunday of March.
Start: Eastern Standard Time (EST) starts on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 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
India Standard Time
Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia
Countries: It is used in following countries: India
Principal Cities: The largest city in the IST timezone is Mumbai from India with population about 12.692 million people. Other major cities in the area are Delhi, Bangalore, Kolkata, Chennai
Daylight Saving: India Standard Time (IST) is not adjusted for daylight saving therefore IST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, India Standard Time remains the same
![EST to IST to PDT to ADT (5) EST to IST to PDT to ADT (5)](https://i0.wp.com/savvytime.com/images/timezone/ist.png)
IST representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- +0530 - basic
- +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates five hour and thirty minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- Asia/Calcutta
- Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
- India Standard Time - UTC +5:30
- Irish Standard Time - UTC +1
- Israel Standard Time - UTC +2
Pacific Daylight Time
Offset: PDT is 7 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Canada, Mexico, United States
Principal Cities: The largest city in the PDT timezone is Los Angeles from USA with population about 3.793 million people. Other major cities in the area are Vancouver, Tijuana, San Diego, San Jose
French: HAP - Heure Avancée du Pacifique
Spanish: PT - Zona Noroeste
![EST to IST to PDT to ADT (6) EST to IST to PDT to ADT (6)](https://i0.wp.com/savvytime.com/images/timezone/pdt.png)
Daylight Saving: Pacific Daylight Time (PDT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Pacific Standard Time (PST).
Start: Pacific Daylight Time (PDT) started on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am. Daylight saving starts annually the on second Sunday of March
End: Pacific Daylight Time (PDT) ends on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am local standard time instead. Daylight saving ends annually the on first Sunday of November
PDT representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- -07 - basic short
- -0700 - basic
- -07:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- -0700 - sign character (-) followed by a four digit time providing hours (07) and minutes (00) of the offset. Indicates seven 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
- Tango - Military abbreviation for PDT
- T - short form of 'Tango'
IANA/Olson: Reflects PDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- America/Ensenada
- America/Los_Angeles
- America/Santa_Isabel
- America/Tijuana
- America/Vancouver
- Canada/Pacific
- Mexico/BajaNorte
- PST8PDT
- US/Pacific
Time zones with the GMT -7 offset:
- MST - Mountain Standard Time
- PDT - Pacific Daylight Time
- YST - Yukon Standard Time
- T - Tango Time Zone
Atlantic Daylight Time
Offset: ADT is 3 hours behind Greenwich Mean Time (GMT) and is used in North America
Countries: It is used in following countries: Bermuda, Canada, Greenland
Principal Cities: The largest city in the ADT timezone is Halifax from Canada with population about 359,111 people. Other major cities in the area are Sydney, Dartmouth, Saint John, Moncton
French: HAA - Heure Avancée de l'Atlantique
![EST to IST to PDT to ADT (9) EST to IST to PDT to ADT (9)](https://i0.wp.com/savvytime.com/images/timezone/adt.png)
Daylight Saving: Atlantic Daylight Time (ADT) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Atlantic Standard Time (AST).
Start: Atlantic Daylight Time (ADT) started on Sunday, March 10, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 10, 2024, 3:00 am. Daylight saving starts annually the on second Sunday of March
End: Atlantic Daylight Time (ADT) ends on Sunday, November 3, 2024 at 2:00 am local time and clocks are set one hour back to Sunday, November 3, 2024, 1:00 am local standard time instead. Daylight saving ends annually the on first Sunday of November
ADT representations, usage and related time zones
W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
- -03 - basic short
- -0300 - basic
- -03:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
- -0300 - sign character (-) followed by a four digit time providing hours (03) and minutes (00) of the offset. Indicates three 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
- Papa - Military abbreviation for ADT
- P - short form of 'Papa'
IANA/Olson: Reflects ADT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
- America/Glace_Bay
- America/Goose_Bay
- America/Halifax
- America/Moncton
- America/Thule
- Atlantic/Bermuda
- Canada/Atlantic
ADT Abbreviation: Several time zones share ADT abbreviation and it could refer to these time zones
- Atlantic Daylight Time - UTC -3
- Apia Daylight Time - UTC -10
Time zones with the GMT -3 offset:
- ADT - Atlantic Daylight Time
- PMT - Pierre & Miquelon Standard Time
- PMST - Pierre & Miquelon Standard Time
- WGT - West Greenland Time
- AMST - Amazon Summer Time
- ART - Argentina Time
- BRT - BrasÃlia time
- CLST - Chile Summer Time
- FKST - Falkland Islands Summer Time
- GFT - French Guiana Time
- P - Papa Time Zone
- PYST - Paraguay Summer Time
- SRT - Suriname Time
- UYT - Uruguay Time
EST to IST GMT to EST PST to EST EST to GMT PST to GMT