CDT Caribbean to CDT

CDT

Cuba Daylight Time

GMT -4

CDT

Central Daylight Time

GMT -5

Time Difference

Cuba Daylight Time is 1 hour ahead of Central Daylight Time
So 8:30 pm20:30 in CDT is 7:30 pm19:30 in CDT

8:30 pm20:30 Cuba Daylight Time (CDT). Offset UTC -4:00 hours
7:30 pm19:30 Central Daylight Time (CDT). Offset UTC -5:00 hours

8:30 pm20:30 CDT / 7:30 pm19:30 CDT

CDT	CDT
12am (midnight)	11pm
1am	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
0:00	23:00
1:00	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

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 switch clocks for one hour back and observe Cuba Standard Time (CST).

Start: Cuba Daylight Time (CDT) starts annually on the same date and time. and clocks were set one hour forward on Sunday, March 8, 2020, at 0:00 (0:00 am) local time.

End: Cuba Daylight Time (CDT) ends annually on the same date and time. and clocks are set one hour back on Sunday, November 1, 2020, at 1:00 (1:00 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 -

Central Daylight Time

Offset: CDT is 5 hours behind Greenwich Mean Time (GMT) and is used in North America

Countries: It is used in following countries: Canada, Cuba, Mexico, United States

Principal Cities: The largest city in the CDT timezone is Mexico City from Mexico with population about 12.294 million people. Other major cities in the area are Chicago, Havana, Houston, Iztapalapa

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

Start: Central Daylight Time (CDT) starts annually on the same date and time. and clocks were set one hour forward on Sunday, March 8, 2020, at 2:00 (2:00 am) local time.

End: Central Daylight Time (CDT) ends annually on the same date and time. and clocks are set one hour back on Sunday, November 1, 2020, at 2:00 (2:00 am) local time.

French: HAC - Heure Avancée du Centre

Spanish: CT - Zona Centro

CDT Time Zone Geo Map — CDT timezone map