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MHT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
BST
UTC+1
yesterday (previous day)
12am
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Quick answers

Selected conversion

12:00 am00:00 MHT (UTC+12), Oct 13, 2026 = 1:00 pm13:00 BST (UTC+1), Oct 12, 2026

MHT is 11 hours ahead of BST.

MHT and BST examples

These examples always use MHT (UTC+12) and BST (UTC+1). They stay the same when you change the date or time above. The selected conversion may differ when daylight saving time applies.

MHT is 11 hours ahead of BST.

How the time difference changes

For most of the year, MHT is 11 hours ahead of BST. From Oct 25, 2026 to Mar 28, 2027, MHT is 12 hours ahead of GMT.

For most of the year, working hours of 9:00 am to 5:00 pm in MHT correspond to 10:00 pm (previous day) to 6:00 am in BST. At other times of the year, working hours of 9:00 am to 5:00 pm in MHT correspond to 9:00 pm (previous day) to 5:00 am in GMT.For most of the year, working hours of 09:00 to 17:00 in MHT correspond to 22:00 (previous day) to 06:00 in BST. At other times of the year, working hours of 09:00 to 17:00 in MHT correspond to 21:00 (previous day) to 05:00 in GMT.

Compare MHT time with BST time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Marshall Islands Time is 11 hours ahead of British Summer Time.
12:00 am00:00 in MHT is 1:00 pm13:00 in BST

MHT to BST call time
Best time for a conference call or a meeting is between 6pm-7pm18:00-19:00 in MHT which corresponds to 7am-8am07:00-08:00 in BST. Their 9am–5pm09:00–17:00 working hours do not overlap; this is a suggested compromise.

12:00 am00:00 Marshall Islands Time (MHT). Offset UTC +12:00 hours
1:00 pm13:00 British Summer Time (BST). Offset UTC +1:00 hour

12:00 am00:00 MHT / 1:00 pm13:00 BST

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Hourly time comparison
MHTBST
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Marshall Islands Time

Offset: MHT is 12 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Marshall Islands

Principal Cities: The largest city in the MHT time zone is Majuro in the Marshall Islands, with about 25,400 people. Other major cities in this time zone include Arno, Laura, Jabor, Wotje.

Daylight Saving: Clocks in Marshall Islands Time (MHT) do not change for daylight saving time, so MHT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

MHT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +12 - basic short
  • +1200 - basic
  • +12:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +1200 - sign character (+) followed by a four digit time providing hours (12) and minutes (00) of the offset. Indicates an offset of twelve hours to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Mike - Military abbreviation for MHT
  • M - short form of 'Mike'
Time zones with the GMT +12 offset:
  • ANAST - Anadyr Summer Time
  • ANAT - Anadyr Time
  • FJT - Fiji Time
  • GILT - Gilbert Island Time
  • M - Mike Time Zone
  • MAGST - Magadan Summer Time
  • MHT - Marshall Islands Time
  • NRT - Nauru Time
  • NZST - New Zealand Standard Time
  • PETST - Kamchatka Summer Time
  • TVT - Tuvalu Time
  • WFT - Wallis and Futuna Time

British Summer Time

Offset: BST is 1 hour ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Britain (UK), Guernsey, Isle of Man, Jersey

Principal Cities: The largest city in the BST time zone is London in the United Kingdom, with about 8.962 million people. Other major cities in this time zone include Birmingham, Glasgow, Manchester, Sheffield.

Map of the areas on British Summer Time (BST)
BST part of the year

Today all shaded areas are on BST.

Daylight Saving: British Summer Time (BST) is a daylight saving/summer time zone. During winter, some places set clocks back one hour and observe Greenwich Mean Time (GMT).

123456789101112Start: British Summer Time (BST) started on Sunday, March 29, 2026 at 1:00 am01:00 local time and clocks were set one hour forward to Sunday, March 29, 2026, 2:00 am02:00. Daylight saving starts annually on the last Sunday of March.

123456789101112End: British Summer Time (BST) ends on Sunday, October 25, 2026 at 2:00 am02:00 local time and clocks are set one hour back to Sunday, October 25, 2026, 1:00 am01:00 local standard time instead. Daylight saving ends annually on the last Sunday of October.

See upcoming clock changes worldwide.

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 an offset of one hour 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
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