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BMT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CT/CDT
UTC−5
6h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

1:00 pm13:00 BMT (UTC+1), Oct 26, 2026 = 7:00 am07:00 CDT (UTC-5), Oct 26, 2026

BMT is 6 hours ahead of CDT.

How the time difference changes

For most of the year, BMT is 6 hours ahead of CT. From Nov 1, 2026 to Mar 14, 2027, BMT is 7 hours ahead of CT.

For most of the year, working hours of 9:00 am to 6:00 pm in BMT correspond to 3:00 am to 12:00 pm in CT. At other times of the year, working hours of 9:00 am to 6:00 pm in BMT correspond to 2:00 am to 11:00 am in CT.For most of the year, working hours of 09:00 to 18:00 in BMT correspond to 03:00 to 12:00 in CT. At other times of the year, working hours of 09:00 to 18:00 in BMT correspond to 02:00 to 11:00 in CT.

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

Time Difference

Biel Mean Time is 6 hours ahead of Central Daylight Time.
1:00 pm13:00 in BMT is 7:00 am07:00 in CDT

BMT to CDT call time
Best time for a conference call or a meeting is between 3pm-6pm15:00-18:00 in BMT which corresponds to 9am-12pm09:00-12:00 in CDT

1:00 pm13:00 Biel Mean Time (BMT). Offset UTC +1:00 hour
7:00 am07:00 Central Daylight Time (CDT). Offset UTC -5:00 hours

1:00 pm13:00 BMT / 7:00 am07:00 CDT

Choose an hour to update the converter. Day labels such as “next day” or “+1” are relative to the selected date in the first column. Use Up and Down arrow keys, Home or End to move between hours, then Enter or Space to select.

Hourly time comparison
BMTCT
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11:00pm previous day
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18:00 previous day
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Biel Mean Time

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

Daylight Saving: This is a standard time zone. During summer, some places set clocks forward one hour for daylight saving time and observe Central European Summer Time (CEST).

123456789101112Start: Biel Mean Time (BMT) started on Sunday, October 25, 2026 at 3:00 am03:00 local time and clocks were set one hour back to Sunday, October 25, 2026, 2:00 am02:00. Standard time starts annually on the last Sunday of October.

123456789101112End: Biel Mean Time (BMT) ends on Sunday, March 28, 2027 at 2:00 am02:00 local time and clocks are set one hour forward to Sunday, March 28, 2027, 3:00 am03:00 local daylight time instead. Standard time ends annually on the last Sunday of March.

See upcoming clock changes worldwide.

BMT 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 BMT
  • 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

Central Time

Central Time (CT) is a general term used to describe the areas that observe either the Central Standard Time (CST) or Central Daylight Time (CDT) in the United States and Canada. CT is not static but switches between CDT and CST.

Territories observing the time zone are primarily in North and Central America. It runs through several Mexican and U.S. states, as well as several Canadian provinces and Central American countries.

Countries using this time zone: Belize, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, United States

Principal Cities: The largest city in the CT time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Map of the areas on Central Time (CT)
CT all year CT part of the year

Today the lighter areas are on UTC−6 (Central Standard Time, MDT).

CT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for CT
  • S - short form of 'Sierra'
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone