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HST to CST converter

CST is 18 hours ahead of HST today. HST (Hawaii Standard Time) - currently UTC−10; CST (China Standard Time) - currently UTC+8.

3 hours of the workday overlap: 3 PM-6 PM HST is 9 AM-12 PM CST. Quick answers: 9 AM HST = 3 AM CST (next day), 12 PM HST = 6 AM CST (next day), 5 PM HST = 11 AM CST (next day).

HST · Hawaii Standard Time

UTC−10

CST · China Standard Time

UTC+8

Convert a time

CST
--:--

Working hours side by side

columns: HST hours
PING · 09–18 local MAYBE · 07–09, 18–21 NOT NOW · 21–07Outlined: everyone can be pinged

HST to CST conversion table

HSTCSTVerdict in CST
12 AM · 00:006 PM · 18:00MAYBE
1 AM · 01:007 PM · 19:00MAYBE
2 AM · 02:008 PM · 20:00MAYBE
3 AM · 03:009 PM · 21:00NOT NOW
4 AM · 04:0010 PM · 22:00NOT NOW
5 AM · 05:0011 PM · 23:00NOT NOW
6 AM · 06:0012 AM · 00:00 (next day)NOT NOW
7 AM · 07:001 AM · 01:00 (next day)NOT NOW
8 AM · 08:002 AM · 02:00 (next day)NOT NOW
9 AM · 09:003 AM · 03:00 (next day)NOT NOW
10 AM · 10:004 AM · 04:00 (next day)NOT NOW
11 AM · 11:005 AM · 05:00 (next day)NOT NOW
12 PM · 12:006 AM · 06:00 (next day)NOT NOW
1 PM · 13:007 AM · 07:00 (next day)MAYBE
2 PM · 14:008 AM · 08:00 (next day)MAYBE
3 PM · 15:009 AM · 09:00 (next day)PING
4 PM · 16:0010 AM · 10:00 (next day)PING
5 PM · 17:0011 AM · 11:00 (next day)PING
6 PM · 18:0012 PM · 12:00 (next day)PING
7 PM · 19:001 PM · 13:00 (next day)PING
8 PM · 20:002 PM · 14:00 (next day)PING
9 PM · 21:003 PM · 15:00 (next day)PING
10 PM · 22:004 PM · 16:00 (next day)PING
11 PM · 23:005 PM · 17:00 (next day)PING

Cities on HST

Pacific/Honolulu
HonoluluEast HonoluluPearl CityWaiau-Pacific PalisadesMakakilo / Kapolei / Honokai HaleKalihi-Palama

Cities on CST

Asia/Shanghai
ShanghaiChongqingChengduBeijingGuangzhouShenzhen

Other conversions

All converters
CST → HSTHST → ESTHST → EDTHST → PSTHST → PDTHST → CSTHST → CDTHST → MSTHST → GMTHST → UTCHST → BST

Questions

What is the time difference between HST and CST?

CST (China Standard Time) is 18 hours ahead of HST (Hawaii Standard Time) right now: UTC−10 versus UTC+8.

What is 9 AM HST in CST?

9:00 AM HST is 3 AM CST (next day).

What is 5 PM HST in CST?

5:00 PM HST is 11 AM CST (next day).

Does daylight saving change the HST–CST difference?

HST has no daylight saving; it stays UTC−10 all year. CST has no daylight saving; it stays UTC+8 all year.