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Bermuda
AST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CST/CDT
Cuba Standard Time
GMT -5
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CDT is not used on this date
This converter uses CST (GMT -5), the offset Havana uses on this date. Open the CST converter.

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How the time difference changes

For most of the year, Hamilton, Bermuda is 1 hour ahead of CDT Caribbean. At other times of the year, Hamilton, Bermuda is 1 hour ahead of CST Caribbean. Briefly around clock changes, Hamilton, Bermuda and CDT Caribbean have the same time.

For most of the year, working hours of 9:00 am to 5:00 pm in Hamilton, Bermuda correspond to 8:00 am to 4:00 pm in CDT Caribbean. At other times of the year, working hours of 9:00 am to 5:00 pm in Hamilton, Bermuda correspond to 8:00 am to 4:00 pm in CST Caribbean.

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

Time Difference

AST (Atlantic Standard Time) is 1 hour ahead of Cuba Standard Time
8:00 am08:00 in Hamilton, Bermuda is 7:00 am07:00 in CST

Hamilton to CST call time
Best time for a conference call or a meeting is between 10am-5pm in Hamilton which corresponds to 9am-4pm in CST

8:00 am08:00 AST (Atlantic Standard Time) (Hamilton, Bermuda). Offset UTC -4:00 hours
7:00 am07:00 Cuba Standard Time (CST). Offset UTC -5:00 hours

8:00 am08:00 Hamilton, Bermuda / 7:00 am07:00 CST

Hamilton, BermudaCST
12am (midnight)11pm
1am12am (midnight)
2am1am
3am2am
4am3am
5am4am
6am5am
7am6am
8am7am
9am8am
10am9am
11am10am
12pm (noon)11am
1pm12pm (noon)
2pm1pm
3pm2pm
4pm3pm
5pm4pm
6pm5pm
7pm6pm
8pm7pm
9pm8pm
10pm9pm
11pm10pm
00:0023:00
01:0000:00
02:0001:00
03:0002:00
04:0003:00
05:0004:00
06:0005:00
07:0006:00
08:0007:00
09:0008:00
10:0009:00
11:0010:00
12:0011:00
13:0012:00
14:0013:00
15:0014:00
16:0015:00
17:0016:00
18:0017:00
19:0018:00
20:0019:00
21:0020:00
22:0021:00
23:0022:00

Hamilton Information

Time Zone

Abbreviation / Name
ADT - Atlantic Daylight Time
AST - Atlantic Standard Time
UTC / GMT Offset
-3:00 hours during Atlantic Daylight Time, currently in use.
-4:00 hours during Atlantic Standard Time.
Daylight Saving Time Change
+1:00 hour - DST is in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 2am to 3amSunday, March 8, 2026 at 2:00 am local time. DST starts annually on the 2nd Sunday of March. Clocks are turned forward 1 hour to Sunday, March 8, 2026 at 3:00 am local daylight time instead. Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Daylight saving time clock moves back for one hour from 2am to 1amSunday, November 1, 2026 at 2:00 am local time. DST ends annually on the 1st Sunday of November. Clocks are turned backward 1 hour to Sunday, November 1, 2026 at 1:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

Hamilton Facts

Country
Bermuda
Alternative Names
BDA, Chamilton, Gamil'tan, Gamil'ton, Hamilton, Hamilton pa Bermuda, Hamilton på Bermuda, Hamiltonas, Hamiltono, Khamilton, Khamiltun, amiltan, ha mi er dun, haemilteon, hamiruton, hamyltwn, hemiltana, hmyltwn, Χάμιλτον, Гамильтон, Гамільтан, Гамільтон, Хамилтон, Хамилтън, המילטון, هاميلتون, همیلتون, ہیملٹن, हॅमिल्टन, ஆமில்டன், แฮมิลตัน, ჰამილტონი, ハミルトン, 哈密尔顿, 해밀턴
Population
902
Currency
Dollar (BMD)
Geographic Coordinates
32° 17' N Latitude / 64° 46' W Longitude

Cuba Daylight Time

Offset: CDT is 4 hours behind Greenwich Mean Time (GMT) and is used in Caribbean

Countries using this time zone: Cuba

Principal Cities: The largest city in the CDT time zone is Havana in Cuba, with about 2.164 million people. Other major cities in this time zone include Santiago de Cuba, Camaguey, Holguin, Guantanamo.

Daylight Saving: Cuba Daylight Time (CDT) is a daylight saving/summer time zone, but some places set clocks back one hour during winter and observe Cuba Standard Time (CST).

Daylight saving time clock moves forward for one hour from 1am to 2amEnd: Cuba Daylight Time (CDT) ended on Sunday, November 2, 2025 at 1:00 am local time and clocks were set one hour back to Sunday, November 2, 2025, 12:00 am local standard time instead. Daylight saving ends annually on the first Sunday of November

Daylight saving time clock moves back for one hour from 12am to 11pmStart: Cuba Daylight Time (CDT) starts on Sunday, March 8, 2026 at 12:00 am local time and clocks are set one hour forward to Sunday, March 8, 2026, 1:00 am. Daylight saving starts annually on the second Sunday of March

CDT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -04 - basic short
  • -0400 - basic
  • -04:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0400 - sign character (-) followed by a four digit time providing hours (04) and minutes (00) of the offset. Indicates an offset of four hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Quebec - Military abbreviation for CDT
  • Q - short form of 'Quebec'
IANA/Olson: Reflects CDT time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Havana
  • Cuba
CDT Abbreviation: Several time zones share CDT abbreviation and it could refer to these time zones
  • Central Daylight Time - UTC -5
  • Cuba Daylight Time - UTC -4
Time zones with the GMT -4 offset:
  • AST - Atlantic Standard Time
  • EDT - Eastern Daylight Time
  • AMT - Amazon Time
  • BOT - Bolivia Time
  • CDT - Cuba Daylight Time
  • CLT - Chile Standard Time
  • FKT - Falkland Island Time
  • GYT - Guyana Time
  • HLV - Hora Legal de Venezuela
  • PYT - Paraguay Time
  • Q - Quebec Time Zone
  • VET - Venezuelan Standard Time