SGT
Singapore Time
GMT +8
IST
India Standard Time
GMT +5:30
UTC
Universal Time Coordinated
GMT +0

Time Difference

Singapore Time is 2 hours and 30 minutes ahead of India Standard Time and 8 hours ahead of Universal Time Coordinated
6:00 pm18:00 in SGT is 3:30 pm15:30 in IST and is 10:00 am10:00 in UTC

SGT to IST call time
Best time for a conference call or a meeting is between 10:30am-6pm in SGT which corresponds to 8am-3:30pm in IST
SGT to UTC call time
Best time for a conference call or a meeting is between 4pm-6pm in SGT which corresponds to 8am-10am in UTC

6:00 pm18:00 Singapore Time (SGT). Offset UTC +8:00 hours
3:30 pm15:30 India Standard Time (IST). Offset UTC +5:30 hours
10:00 am10:00 Universal Time Coordinated (UTC). Offset UTC 0:00 hours

6:00 pm18:00 SGT / 3:30 pm15:30 IST / 10:00 am10:00 UTC

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

Singapore Time

Offset: SGT is 8 hours ahead Greenwich Mean Time (GMT) and is used in Asia

SGT Time Zone Geo Map
SGT timezone map

SGT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • +08 - basic short
  • +0800 - basic
  • +08:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0800 - sign character (+) followed by a four digit time providing hours (08) and minutes (00) of the offset. Indicates eight hour and zero minutes time differences to the east of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Hotel - Military abbreviation for SGT
  • H - short form of 'Hotel'
SGT Abbreviation: Several time zones share SGT abbreviation and it could refer to these time zones
  • Singapore Time - UTC +8
  • South Georgia Time - UTC -2
Time zones with the GMT +8 offset:
  • ACT - ASEAN Common Time
  • AWST - Australian Western Standard Time
  • BNT - Brunei Darussalam Time
  • CAST - Casey Time
  • CHOT - Choibalsan Time
  • CST - China Standard Time
  • H - Hotel Time Zone
  • HKT - Hong Kong Time
  • HOVST - Hovd Summer Time
  • IRKT - Irkutsk Time
  • KRAST - Krasnoyarsk Summer Time
  • MYT - Malaysia Time
  • PHT - Philippine Time
  • SGT - Singapore Time
  • ULAT - Ulaanbaatar Time
  • WITA - Central Indonesian Time

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

Universal Time Coordinated

Offset: UTC is 0 hours ahead Greenwich Mean Time (GMT) and is used in Universal

Coordinated Universal Time (UTC) is the world time standard that regulates clocks and time. It is successor to Greenwich Mean Time (GMT). For casual use, UTC is the same as GMT, but is used by the scientific community.
UTC is the time standard commonly used across the world since 1972. It is used in many technical fields, like aviation industry and meteorologists, also used to synchronize time across internet networks.

UTC representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • Z - is the zone designator for the zero UTC/GMT offset, also known as 'Zulu' time
  • +00 - basic short
  • +0000 - basic
  • +00:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • +0000 - sign character (+) followed by a four digit time providing hours (00) and minutes (00) of the offset. Indicates zero hour and zero minutes time differences of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Zulu - Military abbreviation for UTC
  • Z - short form of 'Zulu'
IANA/Olson: Reflects UTC time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Etc/UCT
  • Etc/UTC
  • Etc/Universal
  • Etc/Zulu
  • UCT
  • UTC
  • Universal
  • Zulu
Time zones with the GMT +0 offset:
  • EGST - Eastern Greenland Summer Time
  • GMT - Greenwich Mean Time
  • WET - Western European Time
  • AZOST - Azores Summer Time
  • UTC - Universal Time Coordinated
  • WT - Western Sahara Standard Time
  • Z - Zulu Time Zone