Cuba
CST
HNA
Heure Normale de l'Atlantique
GMT -4

Time Difference

CST (Colombia Standard Time) is 1 hours behind Heure Normale de l'Atlantique
8:00 am08:00 in La Habana Vieja, Cuba is 9:00 am09:00 in HNA

La Habana Vieja to HNA call time
Best time for a conference call or a meeting is between 8am-5pm in La Habana Vieja which corresponds to 9am-6pm in HNA

8:00 am08:00 CST (Colombia Standard Time) (La Habana Vieja, Cuba). Offset UTC -5:00 hours
9:00 am09:00 Heure Normale de l'Atlantique (HNA). Offset UTC -4:00 hours

8:00 am08:00 La Habana Vieja, Cuba / 9:00 am09:00 HNA

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

La Habana Vieja Information

Time Zone

Abbreviation / Name
CST - Colombia Standard Time
CDT - Cuba Daylight Time
UTC / GMT Offset
-5:00 hours during Colombia Standard Time, currently in use.
-4:00 hours during Cuba Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Daylight saving time clock moves forward for one hour from 12am to 1am Sunday, March 10, 2024 at 12:00 am local time. DST starts annually the on second Sunday of March. Clocks are turned forward 1 hour to Sunday, March 10, 2024, 1:00 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 1am to 12am Sunday, November 3, 2024 at 1:00 am local time. DST ends annually the on first Sunday of November. Clocks are turned backward 1 hour to Sunday, November 3, 2024, 12:00 am local standard time instead. Also called Fall Back or switch to Winter Time.

La Habana Vieja Facts

Country
Cuba
Alternative Names
La Habana Vieja
Population
95,383
Currency
Peso (CUP)
Geographic Coordinates
23° 07' N Latitude / 82° 21' W Longitude
International Dialing Code
+53

Heure Normale de l'Atlantique

Offset: HNA is 4 hours behind Greenwich Mean Time (GMT) and is used in North America

HNA 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 HNA
  • Q - short form of 'Quebec'
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