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SGT
12am
3am
6am
9am
12pm
3pm
6pm
9pm
ET
UTC−5
13h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
IST
UTC+5:30
2h 30m behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CT
UTC−6
14h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 pm20:00 SGT (UTC+8), Nov 8, 2026 = 7:00 am07:00 ET (UTC-5), Nov 8, 2026 = 5:30 pm17:30 IST (UTC+5:30), Nov 8, 2026 = 6:00 am06:00 CT (UTC-6), Nov 8, 2026

SGT is 13 hours ahead of ET. SGT is 2 hours and 30 minutes ahead of IST. SGT is 14 hours ahead of CT.

How the time difference changes

SGT to ET

For most of the year, SGT is 12 hours ahead of ET. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, SGT is 13 hours ahead of ET.

For most of the year, working hours of 9:00 am to 6:00 pm in SGT correspond to 9:00 pm (previous day) to 6:00 am in ET. At other times of the year, working hours of 9:00 am to 6:00 pm in SGT correspond to 8:00 pm (previous day) to 5:00 am in ET.For most of the year, working hours of 09:00 to 18:00 in SGT correspond to 21:00 (previous day) to 06:00 in ET. At other times of the year, working hours of 09:00 to 18:00 in SGT correspond to 20:00 (previous day) to 05:00 in ET.

SGT to IST

SGT is 2 hours and 30 minutes ahead of IST year-round.

Working hours of 9:00 am to 6:00 pm in SGT correspond to 6:30 am to 3:30 pm in IST.Working hours of 09:00 to 18:00 in SGT correspond to 06:30 to 15:30 in IST.

SGT to CT

For most of the year, SGT is 13 hours ahead of CT. From Nov 1, 2026 to Mar 14, 2027, and from Nov 7, 2027 to Mar 12, 2028, SGT is 14 hours ahead of CT.

For most of the year, working hours of 9:00 am to 6:00 pm in SGT correspond to 8:00 pm (previous day) to 5:00 am in CT. At other times of the year, working hours of 9:00 am to 6:00 pm in SGT correspond to 7:00 pm (previous day) to 4:00 am in CT.For most of the year, working hours of 09:00 to 18:00 in SGT correspond to 20:00 (previous day) to 05:00 in CT. At other times of the year, working hours of 09:00 to 18:00 in SGT correspond to 19:00 (previous day) to 04:00 in CT.

Compare SGT time with ET, IST, and CT time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

Singapore Time is 13 hours ahead of Eastern Time. Singapore Time is 2 hours and 30 minutes ahead of India Standard Time. Singapore Time is 14 hours ahead of Central Time.
8:00 pm20:00 in SGT is 7:00 am07:00 in ET and is 5:30 pm17:30 in IST and is 6:00 am06:00 in CT

SGT to ET call time
Best time for a conference call or a meeting is between 7:30am-8:30am07:30-08:30 in SGT which corresponds to 6:30pm-7:30pm18:30-19:30 in ET (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.
SGT to IST call time
Best time for a conference call or a meeting is between 11:30am-6pm11:30-18:00 in SGT which corresponds to 9am-3:30pm09:00-15:30 in IST.
SGT to CT call time
Best time for a conference call or a meeting is between 8am-9am08:00-09:00 in SGT which corresponds to 6pm-7pm18:00-19:00 in CT (previous day). Their 9am–6pm09:00–18:00 working hours do not overlap; this is a suggested compromise.

8:00 pm20:00 Singapore Time (SGT). Offset UTC +8:00 hours
7:00 am07:00 Eastern Time (ET). Offset UTC -5:00 hours
5:30 pm17:30 India Standard Time (IST). Offset UTC +5:30 hours
6:00 am06:00 Central Time (CT). Offset UTC -6:00 hours

8:00 pm20:00 SGT / 7:00 am07:00 ET / 5:30 pm17:30 IST / 6:00 am06:00 CT

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Hourly time comparison
SGTETISTCT
11:00am previous day9:30pm previous day10:00am previous day
12:00pm previous day10:30pm previous day11:00am previous day
1:00pm previous day11:30pm previous day12:00pm previous day
2:00pm previous day12:30am1:00pm previous day
3:00pm previous day1:30am2:00pm previous day
4:00pm previous day2:30am3:00pm previous day
5:00pm previous day3:30am4:00pm previous day
6:00pm previous day4:30am5:00pm previous day
7:00pm previous day5:30am6:00pm previous day
8:00pm previous day6:30am7:00pm previous day
9:00pm previous day7:30am8:00pm previous day
10:00pm previous day8:30am9:00pm previous day
11:00pm previous day9:30am10:00pm previous day
12:00am10:30am11:00pm previous day
1:00am11:30am12:00am
2:00am12:30pm1:00am
3:00am1:30pm2:00am
4:00am2:30pm3:00am
5:00am3:30pm4:00am
6:00am4:30pm5:00am
7:00am5:30pm6:00am
8:00am6:30pm7:00am
9:00am7:30pm8:00am
10:00am8:30pm9:00am
11:00 previous day21:30 previous day10:00 previous day
12:00 previous day22:30 previous day11:00 previous day
13:00 previous day23:30 previous day12:00 previous day
14:00 previous day00:3013:00 previous day
15:00 previous day01:3014:00 previous day
16:00 previous day02:3015:00 previous day
17:00 previous day03:3016:00 previous day
18:00 previous day04:3017:00 previous day
19:00 previous day05:3018:00 previous day
20:00 previous day06:3019:00 previous day
21:00 previous day07:3020:00 previous day
22:00 previous day08:3021:00 previous day
23:00 previous day09:3022:00 previous day
00:0010:3023:00 previous day
01:0011:3000:00
02:0012:3001:00
03:0013:3002:00
04:0014:3003:00
05:0015:3004:00
06:0016:3005:00
07:0017:3006:00
08:0018:3007:00
09:0019:3008:00
10:0020:3009:00

Singapore Time

Offset: SGT is 8 hours ahead of Greenwich Mean Time (GMT).

Countries using this time zone: Singapore

Principal Cities: The largest city in the SGT time zone is Singapore in Singapore, with about 5.639 million people.

Daylight Saving: Clocks in Singapore Time (SGT) do not change for daylight saving time, so SGT stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

Current time in Singapore: Singapore time now

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 an offset of eight hours 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'
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

Eastern Time

Eastern Time (ET) is a general term used to describe the areas that observe either the Eastern Standard Time (EST) or Eastern Daylight Time (EDT) in the United States and Canada. ET is not static but switches between EDT and EST.

ET is also used somewhat as a de facto official time for all of the United States because it encompasses 17 U.S. states in the eastern part of the contiguous United States including the capital city Washington D.C., the most populous city New York and half of the country’s population.

In the United States nationally televised programs, evening newscasts, talent and awards shows, and any other nationally televised event that airs live on American television during prime time and on the weekends are broadcast live in the Eastern Time Zone. Major professional sports leagues MLB, NBA, NFL and NHL also provide their game times in Eastern Time, even if teams are from outside of Eastern Time.

Countries using this time zone: Bahamas, Canada, Cayman Islands, Haiti, Jamaica, Mexico, Panama, Turks and Caicos Islands, United States

Principal Cities: The largest city in the ET time zone is New York City in the United States, with about 8.804 million people. Other major cities in this time zone include Toronto, Montréal, Philadelphia, Port-au-Prince.

French: HNE - Heure Normale de l'Est

Spanish: ET - Tiempo del Este, ET - Zona Sureste

Map of the areas on Eastern Time (ET)
ET all year ET part of the year

Today all shaded areas are on ET.

ET 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 an offset of five hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Romeo - Military abbreviation for ET
  • R - short form of 'Romeo'
ET Abbreviation: Several time zones share ET abbreviation and it could refer to these time zones
  • Eastern Time - UTC -5
  • Tiempo del Este - 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 of Greenwich Mean Time (GMT).

Countries using this time zone: India

Principal Cities: The largest city in the IST time zone is Mumbai in India, with about 12.692 million people. Other major cities in this time zone include Delhi, Bengaluru, Hyderabad, Ahmedabad.

Daylight Saving: Clocks in India Standard Time (IST) do not change for daylight saving time, so IST stays the same throughout the year. Other time zones may set clocks forward in summer and back in winter; see upcoming clock changes worldwide.

Current time in India: India time now

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 an offset of five hours and thirty minutes 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

Central Time

Central Time (CT) is a general term used to describe the areas that observe either the Central Standard Time (CST) or Central Daylight Time (CDT) in the United States and Canada. CT is not static but switches between CDT and CST.

Territories observing the time zone are primarily in North and Central America. It runs through several Mexican and U.S. states, as well as several Canadian provinces and Central American countries.

Countries using this time zone: Belize, Canada, Costa Rica, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, United States

Principal Cities: The largest city in the CT time zone is Mexico City in Mexico, with about 12.294 million people. Other major cities in this time zone include Chicago, Houston, Puebla, Santiago de Querétaro.

French: HNC - Heure Normale du Centre

Spanish: CT - Tiempo Central Estándar, CT - Zona Centro

Map of the areas on Central Time (CT)
CT all year CT part of the year

Today all shaded areas are on CT.

CT representations, usage and related time zones

W3C/ISO-8601: International standard covering representation and exchange of dates and time-related data
  • -06 - basic short
  • -0600 - basic
  • -06:00 - extended
Email/RFC-2822: Internet Message Format Date Standard, typically used for timestamps in email headers
  • -0600 - sign character (-) followed by a four digit time providing hours (06) and minutes (00) of the offset. Indicates an offset of six hours to the west of the zero meridian.
Military/NATO: Used by the U.S. military, Chinese military and others
  • Sierra - Military abbreviation for CT
  • S - short form of 'Sierra'
Time zones with the GMT -6 offset:
  • CST - Central Standard Time
  • CT - Central Time
  • MDT - Mountain Daylight Time
  • EAST - Easter Island Standard Time
  • GALT - Galapagos Time
  • S - Sierra Time Zone