AEST
Australian Eastern Standard Time
GMT +10
AEST is NOT in use by many locations
AEDT (Australian Eastern Daylight Time) is used instead. Switch to AEDT time zone or select one of the cities Sydney, Melbourne, Brisbane for automatic timezone change.
PST/PDT
Pacific Standard Time
GMT -8
PDT automatically adjusted to PST time zone, that is in use

Time Difference

Australian Eastern Standard Time is 18 hours ahead of Pacific Standard Time
So 8:00 am08:00 in AEST is 2:00 pm14:00 in PST

8:00 am08:00 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
2:00 pm14:00 Pacific Standard Time (PST). Offset UTC -8:00 hours

8:00 am08:00 AEST / 2:00 pm14:00 PST

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

Australian Eastern Standard Time

Offset: AEST is 10 hours ahead Greenwich Mean Time (GMT) and is used in Australia

Countries: It is used in following countries: Australia

Principal Cities: The largest city in the AEST timezone is Sydney from Australia with population about 4.627 million people. Other major cities in the area are Melbourne, Brisbane, Gold Coast, Canberra

Daylight Saving: This is a standard timezone, however during summer some places adjust time for one hour forward for daylight saving and observe Australian Eastern Daylight Time (AEDT).

End: AEST ends annually on the same date and time. and clocks were set one hour forward on Sunday, October 6, 2019, at 2:00 (2:00 am) local time.

Start: AEST starts annually on the same date and time. and clocks are set one hour back on Sunday, April 5, 2020, at 3:00 (3:00 am) local time.

AEST Time Zone Geo Map
AEST timezone map

Australian Eastern Standard Time (AEST) is used in Queensland, Victoria, Tasmania, New South Wales (except Broken Hill), Australian Capital Territory and in folling major cities Brisbane, Sydney, Melbourne, Hobart, Canberra

Only part of Australia observe daylight saving. It is used in New South Wales, Victoria, South Australia, Tasmania, and the Australian Capital Territory. Daylight saving is not observed in Queensland, Western Australia or the Northern Territory.

AEST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +10 - basic short
  • +1000 - basic
  • +10:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1000 - sign character (+) followed by a four digit time providing hours (10) and minutes (00) of the offset. Indicates ten hour and zero minutes time differences to the east of the zero meridian.

Military/NATO: Used by the U.S. military, Chinese military and others
  • Kilo - Military abbreviation for AEST
  • K - short form of 'Kilo'

IANA/Olson: Reflects AEST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Australia/ACT
  • Australia/Brisbane
  • Australia/Canberra
  • Australia/Currie
  • Australia/Hobart
  • Australia/Lindeman
  • Australia/Melbourne
  • Australia/NSW
  • Australia/Queensland
  • Australia/Sydney
  • Australia/Tasmania
  • Australia/Victoria

Time zones with the GMT +10 offset:

  • AEST - Australian Eastern Standard Time
  • CHUT - Chuuk Time
  • ChST - Chamorro Standard Time
  • K - Kilo Time Zone
  • KDT - Korea Daylight Time
  • PGT - Papua New Guinea Time
  • VLAT - Vladivostok Time
  • YAKST - Yakutsk Summer Time
  • YAPT - Yap Time
  • +10 -
  • JDT -


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

Daylight Saving: Pacific Daylight Time (PDT) is a daylight saving/summer timezone, however during winter some places adjust time for one hour back and observe Pacific Standard Time (PST).

End: PDT ends annually on the same date and time. and clocks were set one hour back on Sunday, November 3, 2019, at 2:00 (2:00 am) local time.

Start: PDT starts annually on the same date and time. and clocks are set one hour forward on Sunday, March 8, 2020, at 2:00 (2:00 am) local time.

French: HAP - Heure Avancée du Pacifique

Spanish: PT - Zona Noroeste

PDT Time Zone Geo Map
PDT timezone map
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/Dawson
  • America/Ensenada
  • America/Los_Angeles
  • America/Santa_Isabel
  • America/Tijuana
  • America/Vancouver
  • America/Whitehorse
  • Canada/Pacific
  • Canada/Yukon
  • Mexico/BajaNorte
  • PST8PDT
  • US/Pacific
  • US/Pacific-New

Time zones with the GMT -7 offset:

  • MST - Mountain Standard Time
  • PDT - Pacific Daylight Time
  • T - Tango Time Zone