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CET to AHDT Converter

CEST/CET
Central European Summer Time
GMT +2
CET automatically adjusted to CEST time zone, that is in use
AHDT
Alaska-Hawaii Daylight Time
GMT -9

Time Difference

Central European Summer Time is 11 hours ahead of Alaska-Hawaii Daylight Time
10:30 pm22:30 in CEST is 11:30 am11:30 in AHDT

CET to AHDT call time
Best time for a conference call or a meeting is between 6pm-8pm in CET which corresponds to 8am-10am in AHDT

10:30 pm22:30 Central European Summer Time (CEST). Offset UTC +2:00 hours
11:30 am11:30 Alaska-Hawaii Daylight Time (AHDT). Offset UTC -9:00 hours

10:30 pm22:30 CEST / 11:30 am11:30 AHDT

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

Central European Time

Offset: CET is 1 hour 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, Algeria, Spain, France, Gibraltar, Croatia, Hungary, Italy, Liechtenstein, Luxembourg, Monaco, Montenegro, North Macedonia, Malta, Netherlands, Norway, Poland, Serbia, Sweden, Slovenia, Svalbard & Jan Mayen, Slovakia, San Marino, Tunisia, Vatican City

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

German: MEZ - Mitteleuropäische Zeit

CET Time Zone Geo Map
CET 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 Central European Summer Time (CEST).

Daylight saving time clock moves forward for one hour from 2am to 3amEnd: Central European Time (CET) has ended on Sunday, March 31, 2024 at 2:00 am local time and clocks were set one hour forward to Sunday, March 31, 2024, 3:00 am local daylight time instead. Standard time ends annually the on last Sunday of March.

Daylight saving time clock moves back for one hour from 3am to 2amStart: Central European Time (CET) starts on Sunday, October 27, 2024 at 3:00 am local time and clocks are set one hour back to Sunday, October 27, 2024, 2:00 am. Standard time starts annually the on last Sunday of October.

CET representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +01 - basic short
  • +0100 - basic
  • +01:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0100 - sign character (+) followed by a four digit time providing hours (01) and minutes (00) of the offset. Indicates one 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
  • Alpha - Military abbreviation for CET
  • A - short form of 'Alpha'
IANA/Olson: Reflects CET time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Africa/Algiers
  • Africa/Ceuta
  • Africa/Tunis
  • 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 +1 offset:
  • BST - British Summer Time
  • CET - Central European Time
  • IST - Irish Standard Time
  • WEST - Western European Summer Time
  • A - Alpha Time Zone
  • CET - Central European Time
  • MEZ - Mitteleuropäische Zeit
  • WAT - West Africa Time
  • WST - Western Sahara Summer Time
  • BMT - Biel Mean Time

Alaska-Hawaii Daylight Time

Offset: AHDT is 9 hours behind Greenwich Mean Time (GMT) and is used in North America

AHDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -09 - basic short
  • -0900 - basic
  • -09:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0900 - sign character (-) followed by a four digit time providing hours (09) and minutes (00) of the offset. Indicates nine 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
  • Victor - Military abbreviation for AHDT
  • V - short form of 'Victor'
Time zones with the GMT -9 offset:
  • AKST - Alaska Standard Time
  • AHDT - Alaska-Hawaii Daylight Time
  • HADT - Hawaii-Aleutian Daylight Time
  • GAMT - Gambier Time
  • HDT - Hawaii Daylight Time
  • V - Victor Time Zone
EST to IST GMT to EST PST to EST EST to GMT PST to GMT