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UTC to MEZ to MESZ to BST

UTC
Universal Time Coordinated
GMT +0
MEZ
Mitteleuropäische Zeit
GMT +1
MESZ
Mitteleuropäische Sommerzeit
GMT +2
BST
British Summer Time
GMT +1

Time Difference

Universal Time Coordinated is 1 hours behind Mitteleuropäische Zeit and 2 hours behind Mitteleuropäische Sommerzeit and 1 hours behind British Summer Time
11:00 am11:00 in UTC is 12:00 pm12:00 in MEZ and is 1:00 pm13:00 in MESZ and is 12:00 pm12:00 in BST

UTC to MEZ call time
Best time for a conference call or a meeting is between 8am-5pm in UTC which corresponds to 9am-6pm in MEZ
UTC to MESZ call time
Best time for a conference call or a meeting is between 8am-4pm in UTC which corresponds to 10am-6pm in MESZ
UTC to BST call time
Best time for a conference call or a meeting is between 8am-5pm in UTC which corresponds to 9am-6pm in BST

11:00 am11:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours
12:00 pm12:00 Mitteleuropäische Zeit (MEZ). Offset UTC +1:00 hour
1:00 pm13:00 Mitteleuropäische Sommerzeit (MESZ). Offset UTC +2:00 hours
12:00 pm12:00 British Summer Time (BST). Offset UTC +1:00 hour

11:00 am11:00 UTC / 12:00 pm12:00 MEZ / 1:00 pm13:00 MESZ / 12:00 pm12:00 BST

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

Universal Time Coordinated

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

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.

UTC 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 UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • Zulu
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

Mitteleuropäische Zeit

Offset: MEZ is 1 hour ahead Greenwich Mean Time (GMT) and is used in Africa

MEZ 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 MEZ
  • A - short form of 'Alpha'
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

Mitteleuropäische Sommerzeit

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

MESZ 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 MESZ
  • B - short form of 'Bravo'
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

British Summer Time

Offset: BST is 1 hour ahead Greenwich Mean Time (GMT) and is used in Europe

Countries: It is used in following countries: Britain (UK), Guernsey, Isle of Man, Jersey

Principal Cities: The largest city in the BST timezone is London from United Kingdom with population about 7.557 million people. Other major cities in the area are Birmingham, Glasgow, Liverpool, Saint Helier

BST Time Zone Geo Map
BST timezone map

Daylight Saving: British Summer Time (BST) is a daylight saving/summer timezone, however during winter some places switch clocks for one hour back and observe Greenwich Mean Time (GMT).

Daylight saving time clock moves forward for one hour from 1am to 2amStart: British Summer Time (BST) started on Sunday, March 30, 2025 at 1:00 am local time and clocks were set one hour forward to Sunday, March 30, 2025, 2:00 am. Daylight saving starts annually the on last Sunday of March

Daylight saving time clock moves back for one hour from 2am to 1amEnd: British Summer Time (BST) ends on Sunday, October 26, 2025 at 2:00 am local time and clocks are set one hour back to Sunday, October 26, 2025, 1:00 am local standard time instead. Daylight saving ends annually the on last Sunday of October

BST 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 BST
  • A - short form of 'Alpha'
IANA/Olson: Reflects BST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Europe/Belfast
  • Europe/Guernsey
  • Europe/Isle_of_Man
  • Europe/Jersey
  • Europe/London
  • GB
  • GB-Eire
BST Abbreviation: Several time zones share BST abbreviation and it could refer to these time zones
  • British Summer Time - UTC +1
  • Bangladesh Standard Time - UTC +6
  • Bougainville Standard Time - UTC +11
  • Brasilia Standard Time - UTC -3
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
EST to IST GMT to EST PST to EST EST to GMT PST to GMT