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.
CET/CEST
Central European Time
GMT +1
CEST automatically adjusted to CET time zone, that is in use

Time Difference

Australian Eastern Standard Time is 9 hours ahead of Central European Time
So 10:00 am10:00 in AEST is 1:00 am01:00 in CET

10:00 am10:00 Australian Eastern Standard Time (AEST). Offset UTC +10:00 hours
1:00 am01:00 Central European Time (CET). Offset UTC +1:00 hour

10:00 am10:00 AEST / 1:00 am01:00 CET

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

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 -


Central European Summer Time

Offset: CEST is 2 hours ahead Greenwich Mean Time (GMT) and is used in Europe

Countries: It is used in following countries: Andorra, Albania, Austria, Bosnia & Herzegovina, Belgium, Switzerland, Czech Republic, Germany, Denmark, Spain, France, Gibraltar, Croatia, Hungary, Italy, Liechtenstein, Luxembourg, Monaco, Montenegro, Macedonia, Malta, Netherlands, Norway, Poland, Serbia, Sweden, Slovenia, Svalbard & Jan Mayen, Slovakia, San Marino, Vatican City

Principal Cities: The largest city in the CEST timezone is Berlin from Germany with population about 3.426 million people. Other major cities in the area are Madrid, Rome, Paris, Budapest

Daylight Saving: Central European Summer Time (CEST) is a daylight saving/summer timezone, however during winter some places adjust time for one hour back and observe Central European Time (CET).

End: CEST ends annually on the same date and time. and clocks were set one hour back on Sunday, October 27, 2019, at 3:00 (3:00 am) local time.

Start: CEST starts annually on the same date and time. and clocks are set one hour forward on Sunday, March 29, 2020, at 2:00 (2:00 am) local time.

German: MESZ - Mitteleuropäische Sommerzeit

CEST Time Zone Geo Map
CEST timezone map
CEST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +02 - basic short
  • +0200 - basic
  • +02:00 - extended

Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0200 - sign character (+) followed by a four digit time providing hours (02) and minutes (00) of the offset. Indicates two 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
  • Bravo - Military abbreviation for CEST
  • B - short form of 'Bravo'

IANA/Olson: Reflects CEST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Ceuta
  • Arctic/Longyearbyen
  • Atlantic/Jan_Mayen
  • CET
  • Europe/Amsterdam
  • Europe/Andorra
  • Europe/Belgrade
  • Europe/Berlin
  • Europe/Bratislava
  • Europe/Brussels
  • Europe/Budapest
  • Europe/Busingen
  • Europe/Copenhagen
  • Europe/Gibraltar
  • Europe/Ljubljana
  • Europe/Luxembourg
  • Europe/Madrid
  • Europe/Malta
  • Europe/Monaco
  • Europe/Oslo
  • Europe/Paris
  • Europe/Podgorica
  • Europe/Prague
  • Europe/Rome
  • Europe/San_Marino
  • Europe/Sarajevo
  • Europe/Skopje
  • Europe/Stockholm
  • Europe/Tirane
  • Europe/Vaduz
  • Europe/Vatican
  • Europe/Vienna
  • Europe/Warsaw
  • Europe/Zagreb
  • Europe/Zurich
  • Poland

Time zones with the GMT +2 offset:

  • CEST - Central European Summer Time
  • EET - Eastern European Time
  • MESZ - Mitteleuropäische Sommerzeit
  • B - Bravo Time Zone
  • CAT - Central Africa Time
  • IST - Israel Standard Time
  • SAST - South Africa Standard Time
  • WAST - West Africa Summer Time