Updating current time…
CST
12am
3am
6am
9am
12pm
3pm
6pm
9pm
CambodiaICT
UTC+7
1h behind
12am
3am
6am
9am
12pm
3pm
6pm
9pm

Quick answers

Selected conversion

8:00 pm20:00 CST (UTC+8), Oct 29, 2026 = 7:00 pm19:00 ICT (UTC+7), Oct 29, 2026

CST is 1 hour ahead of Siem Reap.

How the time difference changes

CST Asia is 1 hour ahead of Siem Reap year-round.

Working hours of 9:00 am to 6:00 pm in CST Asia correspond to 8:00 am to 5:00 pm in Siem Reap.Working hours of 09:00 to 18:00 in CST Asia correspond to 08:00 to 17:00 in Siem Reap.

Compare CST time with Siem Reap time, including current local time, UTC offsets, time difference, daylight saving changes, working hours, and shareable meeting times.

Time Difference

China Standard Time is 1 hour ahead of ICT (Indochina Time).
8:00 pm20:00 in CST is 7:00 pm19:00 in Siem Reap, Cambodia

CST to Siem Reap call time
Best time for a conference call or a meeting is between 10am-6pm10:00-18:00 in CST which corresponds to 9am-5pm09:00-17:00 in Siem Reap

8:00 pm20:00 China Standard Time (CST). Offset UTC +8:00 hours
7:00 pm19:00 ICT (Indochina Time) (Siem Reap, Cambodia). Offset UTC +7:00 hours

8:00 pm20:00 CST / 7:00 pm19:00 Siem Reap, Cambodia

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Hourly time comparison
CSTSiem Reap, Cambodia
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23:00 previous day
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China Standard Time

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

Countries using this time zone: China, Macao, Taiwan

Principal Cities: The largest city in the CST time zone is Shanghai in China, with about 24.875 million people. Other major cities in this time zone include Beijing, Shenzhen, Guangzhou, Chengdu.

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

CST 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 CST
  • H - short form of 'Hotel'
IANA/Olson: Reflects CST time zone boundaries defined by political bodies, primarily intended for use with computer programs and operating systems
  • Asia/Chongqing
  • Asia/Chungking
  • Asia/Harbin
  • Asia/Macao
  • Asia/Macau
  • Asia/Shanghai
  • Asia/Taipei
  • PRC
  • ROC
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
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

Siem Reap Time Zone and Facts

Time Zone

Abbreviation / Offset
ICT – Indochina Time, UTC+7 (no daylight saving time)

Siem Reap Facts

Country
Cambodia
Alternative Names
Ciudad de Siem Riep, Khett Siem Reab, REP, Siem Reab, Siem Reap, Siem-Reap, Siemrap, Siemreab, Siemreabas, Siemreap, Siemrãp, Sijem Reap, Siĕm Réab, Siĕmréab, Sziemreap, Xiem Riep, Xiêm Riệp, ciyem rip, seiy mrath, shemuriappu, siemleapeu, siemlib, sima ripa, ssiemlib, syam ryb, sym ryp, syym ryp, syym ryyp, xian li sheng, xian li shi, Сием-Реап, Сиемреап, Сијем Реап, Сіемреап, سيام ريب, سیئم ریئپ, سیئم ریپ, سیم ریپ, सीम रीप, சியெம் ரீப், เสียมราฐ, ក្រុងសៀមរាប, シェムリアップ, 暹粒市, 暹粒省, 시엠레아프, 시엠립, 씨엠립
Population
139,458
Currency
Riels (KHR)
Geographic Coordinates
13° 21' N Latitude / 103° 51' E Longitude
International Dialing Code
+855