Taipei to HST
-18hTaipei
CSTSOURCEHST
HSTGreen rows indicate typical business hours (9 AM - 5 PM)
CST and HST on the World Map
The map below highlights the CST (China Standard Time) and HST (Hawaii Standard Time) timezone regions across the globe.
CST – China Standard Time
UTC+08:00China Standard Time (CST) covers all of mainland China, 8 hours ahead of UTC.
- •China uses a single time zone despite spanning 5 geographical zones.
- •In Xinjiang (western China), sunset can be as late as midnight in summer.
- •China abolished daylight saving time in 1991.
- •The Shanghai Stock Exchange operates on CST/Beijing Time.
HST – Hawaii Standard Time
UTC-10:00Hawaii Standard Time (HST) is the time zone for the Hawaiian Islands, 10 hours behind UTC.
- •Hawaii does not observe daylight saving time.
- •HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
- •Hawaii is one of only two US states that don't observe DST (the other is Arizona).
About Taipei
WikipediaTaipei operates on Taiwan Standard Time (CST), UTC+8. As a global semiconductor hub, Taipei time is essential for tech supply chain coordination.
Taipei 101 was the world's tallest building from 2004 to 2010.
Taipei to HST Time Difference – Complete Guide
Taipei runs on Taiwan Standard Time (CST) at UTC+08:00. HST runs on Hawaii Standard Time (HST) at UTC-10:00. That puts Taipei 18 hours behind HST — a difference of -18h at the current offsets.
In practice, when it is 9:00 AM in Taipei it is 3:00 PM in HST on the previous day. Midnight in Taipei is 6:00 AM in HST. Neither zone observes daylight saving time, so the offset between them stays constant all year.
Taipei to HST time conversion table
| Taipei (CST) | HST (HST) | Day |
|---|---|---|
| 12:00 AM | 6:00 AM | previous day |
| 6:00 AM | 12:00 PM | previous day |
| 7:00 AM | 1:00 PM | previous day |
| 8:00 AM | 2:00 PM | previous day |
| 9:00 AM | 3:00 PM | previous day |
| 12:00 PM | 6:00 PM | previous day |
| 3:00 PM | 9:00 PM | previous day |
| 5:00 PM | 11:00 PM | previous day |
| 6:00 PM | 12:00 AM | same day |
| 9:00 PM | 3:00 AM | same day |
Why people convert Taipei to HST time
- Scheduling a call from Taipei to HST: a 10:00 AM start in Taipei lands at 4:00 PM in HST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -18h gap: Taipei and HST have no overlap inside a normal 9-to-5 day, so real-time meetings need an early-morning or late-evening slot on one side. 9:00 AM in HST is 3:00 PM in Taipei.
- Watching a live event or market open: Taipei viewers need 3:00 PM in HST to catch a 9:00 AM start there, and 6:00 PM if the event is anchored to Taipei.
- Always state the zone abbreviation, not just the hour. "3:00 PM CST" is unambiguous; "3 PM" across a -18h gap is not.
- With a -18h gap there is no shared 9-to-5 window, so alternate the early start: one week Taipei takes the early slot, the next week HST does.
About CST (China Standard Time)
China Standard Time (CST, also known as Beijing Time) is used across all of mainland China despite the country spanning five geographical time zones. This single-timezone policy was adopted in 1949. China does not observe daylight saving time. CST is shared with Hong Kong (HKT), Macau, Taiwan, Singapore, Malaysia, and the Philippines, making UTC+08:00 one of the most used offsets in the world.
About HST (Hawaii Standard Time)
Hawaii Standard Time (HST) is used in the state of Hawaii and does not observe daylight saving time. This makes HST one of the most consistent time zones in the US. The Hawaiian Islands are among the last places on Earth to see a new calendar day.
Best time to call between Taipei and HST
With a -18h offset there is no overlap inside a normal 9 AM – 5 PM day. HST opens at 9:00 AM HST, which is 3:00 PM in Taipei, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
Taipei and HST have no shared working hours because of the -18h gap. Teams need to alternate early starts or rely on asynchronous handovers.
Taipei is 18 hours behind HST (CST UTC+08:00 → HST UTC-10:00). There is no shared 9-to-5 window, so plan around an early or late slot. Remember to re-check around daylight-saving transitions.
Learn More About Time
Dive deeper into the fascinating world of timekeeping, time zones, and how they shape our global society:
Frequently Asked Questions
What is the time difference between Taipei and HST?
Taipei (CST, UTC+08:00) is 18 hours behind HST (HST, UTC-10:00). The gap is currently -18h.
How do I convert Taipei time to HST time?
Add -18h to Taipei local time. For example, 9:00 AM in Taipei is 3:00 PM in HST (previous day).
What time is it in HST right now?
HST uses HST at UTC-10:00. Use the live converter at the top of this page — it updates in real time and already accounts for the -18h offset from Taipei.
What is the best time to call HST from Taipei?
There is no shared working-hours window because of the -18h gap. The closest option is 1:00 PM in Taipei, which is 7:00 PM in HST.
Which is behind, Taipei or HST?
Taipei is 18 hours behind HST. When it is 12:00 PM in Taipei it is 6:00 PM in HST.
Do Taipei and HST use different time zones?
Taipei (Taiwan) uses CST at UTC+08:00, while HST uses HST at UTC-10:00. The IANA identifiers are Asia/Taipei and Pacific/Honolulu.
Does daylight saving time affect the Taipei–HST difference?
Neither zone observes daylight saving time, so the -18h offset between Taipei and HST is fixed all year.
Which other cities share Taipei's time zone?
CST also covers Shanghai, Beijing, Shenzhen, Guangzhou, Chengdu, Hong Kong, Taipei, Wuhan and 2 more.
Which countries use CST, Taipei's zone?
CST is used in China, Hong Kong, Macau, Taiwan.
Is there a day difference between Taipei and HST?
Sometimes. The -18h gap is large enough that 8:00 PM or later in Taipei already falls on the in HST.
What is the time difference between Taipei and HST?
HST is -18h from Taipei.
What timezone is Taipei in?
Taipei operates on Taiwan Standard Time (CST), UTC+8. As a global semiconductor hub, Taipei time is essential for tech supply chain coordination.
What timezone is HST in?
HST operates on its local timezone.
What are the business hours in Taipei?
Standard business hours in Taipei are 9:00 AM - 6:00 PM CST.
Which countries use CST (China Standard Time)?
CST is used in China, Hong Kong, Macau, Taiwan.
Does CST observe daylight saving time?
No, CST does not observe daylight saving time and remains at UTC+08:00 year-round.
What are some interesting facts about CST?
China uses a single time zone despite spanning 5 geographical zones. In Xinjiang (western China), sunset can be as late as midnight in summer.
Which cities are in the HST timezone?
Major cities in the HST timezone include Honolulu, Hilo, Kailua, Pearl City, Kapolei.
What is the UTC offset for HST?
Hawaii Standard Time (HST) is at UTC-10:00.
What should I know about the HST timezone?
Hawaii does not observe daylight saving time. HST is 5 hours behind EST in winter and 6 hours behind EDT in summer.
When is it midnight in Taipei, what time is it in HST?
When it is 12:00 AM (midnight) in Taipei (CST), it is -18h later in HST (HST).
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