CDT Caribbean to AMST

CST/CDT

Cuba Standard Time

GMT -5

CDT automatically adjusted to CST time zone, that is in use

AMST

Amazon Summer Time

GMT -3

Time Difference

Cuba Standard Time is 2 hours behind of Amazon Summer Time
So 5:30 am05:30 in CST is 7:30 am07:30 in AMST

5:30 am05:30 Cuba Standard Time (CST). Offset UTC -5:00 hours
7:30 am07:30 Amazon Summer Time (AMST). Offset UTC -3:00 hours

5:30 am05:30 CST / 7:30 am07:30 AMST

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

Cuba Daylight Time

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

Countries: It is used in following countries: Cuba

Principal Cities: The largest city in the CDT timezone is Havana from Cuba with population about 2.164 million people. Other major cities in the area are Santiago de Cuba, Camaguey, Holguin, Guantanamo

Daylight Saving: Cuba Daylight Time (CDT) is a daylight saving/summer timezone, however during winter some places adjust time for one hour back and observe Cuba Standard Time (CST).

End: CDT ended and clocks were set one hour back on Sunday, 01 November 2020, at 1:00 (1:00 am) local time.

Start: CDT starts and clocks are set one hour forward on Sunday, 14 March 2021, at 0:00 (0:00 am) local time.

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 four 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

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
PYT - Paraguay Time
Q - Quebec Time Zone
VET - Venezuelan Standard Time
-04 -