|

CST Caribbean to IST

CST
Cuba Standard Time
GMT -5
IST
India Standard Time
GMT +5:30

Time Difference

Cuba Standard Time is 10 hours and 30 minutes behind India Standard Time
8:30 am08:30 in CST is 7:00 pm19:00 in IST

CST to IST call time
Best time for a conference call or a meeting is between 7:30am-9:30am in CST which corresponds to 6pm-8pm in IST

8:30 am08:30 Cuba Standard Time (CST). Offset UTC -5:00 hours
7:00 pm19:00 India Standard Time (IST). Offset UTC +5:30 hours

8:30 am08:30 CST / 7:00 pm19:00 IST

CST IST
12am (midnight) 10:30 am
1am 11:30 am
2am 12:30 pm
3am 1:30 pm
4am 2:30 pm
5am 3:30 pm
6am 4:30 pm
7am 5:30 pm
8am 6:30 pm
9am 7:30 pm
10am 8:30 pm
11am 9:30 pm
12pm (noon) 10:30 pm
1pm 11:30 pm
2pm 12:30 am
3pm 1:30 am
4pm 2:30 am
5pm 3:30 am
6pm 4:30 am
7pm 5:30 am
8pm 6:30 am
9pm 7:30 am
10pm 8:30 am
11pm 9:30 am
0:00 10:30
1:00 11:30
2:00 12:30
3:00 13:30
4:00 14:30
5:00 15:30
6:00 16:30
7:00 17:30
8:00 18:30
9:00 19:30
10:00 20:30
11:00 21:30
12:00 22:30
13:00 23:30
14:00 0:30
15:00 1:30
16:00 2:30
17:00 3:30
18:00 4:30
19:00 5:30
20:00 6:30
21:00 7:30
22:00 8:30
23:00 9:30

Cuba Standard Time

Offset: CST is 5 hours behind Greenwich Mean Time (GMT) and is used in Caribbean

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

Principal Cities: The largest city in the CST timezone is Chicago from USA with population about 2.696 million people. Other major cities in the area are Havana, Houston, Ciudad Juarez, San Antonio

CST Time Zone Geo Map
CST timezone map

Daylight Saving: This is a standard timezone, however during summer some places switch clocks for one hour forward when daylight saving comes into effect and observe Central Daylight Time (CDT).

Daylight saving time clock moves back for one hour from 1am to 12amStart: Cuba Standard Time (CST) started on Sunday, November 3, 2024 at 1:00 am local time and clocks were set one hour back to Sunday, November 3, 2024, 12:00 am. Standard time starts annually the on first Sunday of November.

Daylight saving time clock moves forward for one hour from 12am to 1amEnd: Cuba Standard Time (CST) ends on Sunday, March 9, 2025 at 12:00 am local time and clocks are set one hour forward to Sunday, March 9, 2025, 1:00 am local daylight time instead. Standard time starts annually the on second Sunday of March.

CST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -05 - basic short
  • -0500 - basic
  • -05:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0500 - sign character (-) followed by a four digit time providing hours (05) and minutes (00) of the offset. Indicates five 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
  • Romeo - Military abbreviation for CST
  • R - short form of 'Romeo'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • America/Havana
  • Cuba
CST Abbreviation: Several time zones share CST abbreviation and it could refer to these time zones
  • Central Standard Time - UTC -6
  • China Standard Time - UTC +8
  • Cuba Standard Time - UTC -5
  • Colombia Standard Time - UTC -5
Time zones with the GMT -5 offset:
  • CDT - Central Daylight Time
  • EST - Eastern Standard Time
  • ET - Eastern Time
  • COT - Colombia Time
  • CST - Cuba Standard Time
  • EASST - Easter Island Summer Time
  • ECT - Ecuador Time
  • PET - Peru Time
  • R - Romeo Time Zone

India Standard Time

Offset: IST is 5 hours and 30 minutes ahead Greenwich Mean Time (GMT) and is used in Asia

Countries: It is used in following countries: India

Principal Cities: The largest city in the IST timezone is Mumbai from India with population about 12.692 million people. Other major cities in the area are Delhi, Bangalore, Kolkata, Chennai

Daylight Saving: India Standard Time (IST) is not adjusted for daylight saving therefore IST remains the same through out the year. This means, unlike some time zones where the clock is set forward by one hour every summer and backward by one hour during winter to adjust for daylight saving, India Standard Time remains the same

IST Time Zone Geo Map
IST timezone map

IST representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +0530 - basic
  • +05:30 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0530 - sign character (+) followed by a four digit time providing hours (05) and minutes (30) of the offset. Indicates five hour and thirty minutes time differences to the east of the zero meridian.
IANA/Olson: Reflects IST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Calcutta
  • Asia/Kolkata
IST Abbreviation: Several time zones share IST abbreviation and it could refer to these time zones
  • India Standard Time - UTC +5:30
  • Irish Standard Time - UTC +1
  • Israel Standard Time - UTC +2
  • Iran Standard Time - UTC +3:30
EST to IST GMT to EST PST to EST EST to GMT PST to GMT