New Zealand to HST
-23hNew Zealand
NZDTSOURCEHST
HSTGreen rows indicate typical business hours (9 AM - 5 PM)
NZDT and HST on the World Map
The map below highlights the NZDT (New Zealand Standard Time) and HST (Hawaii Standard Time) timezone regions across the globe.
NZST – New Zealand Standard Time
UTC+12:00New Zealand Standard Time (NZST) is the time zone for New Zealand, 12 hours ahead of UTC.
- •New Zealand is among the first major countries to see a new day.
- •NZST is 17 hours ahead of EST.
- •New Zealand observes DST from September to April (Southern Hemisphere summer).
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).
Comparing Time Zones: New Zealand and HST
New Zealand runs on New Zealand Daylight Time (NZDT) at UTC+13:00, currently observing daylight saving time. HST runs on Hawaii Standard Time (HST) at UTC-10:00. That puts New Zealand 23 hours behind HST — a difference of -23h at the current offsets.
In practice, when it is 9:00 AM in New Zealand it is 10:00 AM in HST on the previous day. Midnight in New Zealand is 1:00 AM in HST.New Zealand observes daylight saving time while HST does not, so the gap narrows or widens by an hour part of the year.
New Zealand to HST time conversion table
| New Zealand (NZDT) | HST (HST) | Day |
|---|---|---|
| 12:00 AM | 1:00 AM | previous day |
| 6:00 AM | 7:00 AM | previous day |
| 7:00 AM | 8:00 AM | previous day |
| 8:00 AM | 9:00 AM | previous day |
| 9:00 AM | 10:00 AM | previous day |
| 12:00 PM | 1:00 PM | previous day |
| 3:00 PM | 4:00 PM | previous day |
| 5:00 PM | 6:00 PM | previous day |
| 6:00 PM | 7:00 PM | previous day |
| 9:00 PM | 10:00 PM | previous day |
Why people convert New Zealand to HST time
- Scheduling a call from New Zealand to HST: a 10:00 AM start in New Zealand lands at 11:00 AM in HST the previous day, so you can confirm the slot without doing the arithmetic yourself.
- Handling a -23h gap: New Zealand 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 10:00 AM in New Zealand.
- Keeping family and friends in sync: knowing that 8:00 PM in New Zealand is 9:00 PM in HST makes it easy to avoid calling at 3 AM.
- Always state the zone abbreviation, not just the hour. "3:00 PM NZDT" is unambiguous; "3 PM" across a -23h gap is not.
- With a -23h gap there is no shared 9-to-5 window, so alternate the early start: one week New Zealand takes the early slot, the next week HST does.
- New Zealand: Clocks fall back on Sat, Apr 3, 2027. Re-check this page after that date because the offset changes and so does the -23h gap.
About NZST (New Zealand Standard Time)
New Zealand Standard Time (NZST) is the standard time zone for New Zealand and its dependencies. New Zealand is among the first countries to see a new calendar day. During summer (September to April), clocks advance to New Zealand Daylight Time (NZDT, UTC+13:00).
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 New Zealand and HST
With a -23h offset there is no overlap inside a normal 9 AM – 5 PM day. HST opens at 9:00 AM HST, which is 10:00 AM in New Zealand, so real-time calls need an early-morning or late-evening slot on one side.
Business hours overlap
New Zealand and HST have no shared working hours because of the -23h gap. Teams need to alternate early starts or rely on asynchronous handovers.
New Zealand is 23 hours behind HST (NZDT UTC+13:00 → 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.
🕐 Daylight Saving Time Info
New Zealand
☀ Currently in DST
Standard: UTC+12:00 · DST: UTC+13:00
Clocks fall back on Sat, Apr 3, 2027
HST
Does not observe DST
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 New Zealand and HST?
New Zealand (NZDT, UTC+13:00) is 23 hours behind HST (HST, UTC-10:00). The gap is currently -23h.
How do I convert New Zealand time to HST time?
Add -23h to New Zealand local time. For example, 9:00 AM in New Zealand is 10:00 AM 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 -23h offset from New Zealand.
What is the best time to call HST from New Zealand?
There is no shared working-hours window because of the -23h gap. The closest option is 1:00 PM in New Zealand, which is 2:00 PM in HST.
Which is behind, New Zealand or HST?
New Zealand is 23 hours behind HST. When it is 12:00 PM in New Zealand it is 1:00 PM in HST.
Do New Zealand and HST use different time zones?
New Zealand (New Zealand) uses NZDT at UTC+13:00, while HST uses HST at UTC-10:00. The IANA identifiers are Pacific/Auckland and Pacific/Honolulu.
Does daylight saving time affect the New Zealand–HST difference?
Yes at the moment: New Zealand is on daylight saving time and HST is not, so the -23h gap shifts by an hour when exactly one of them changes clocks.
Which other cities share New Zealand's time zone?
NZDT also covers Auckland, Wellington, Christchurch, Hamilton, Dunedin.
Which countries use NZDT, New Zealand's zone?
NZDT is used in New Zealand.
Is there a day difference between New Zealand and HST?
Sometimes. The -23h gap is large enough that 8:00 PM or later in New Zealand already falls on the previous day in HST.
What is the time difference between New Zealand and HST?
HST is -23h from New Zealand.
What timezone is New Zealand in?
New Zealand operates on its local timezone.
What timezone is HST in?
HST operates on its local timezone.
Which countries use NZST (New Zealand Standard Time)?
NZST is used in New Zealand.
Does NZST observe daylight saving time?
Yes, NZST switches to NZDT during summer months.
What are some interesting facts about NZST?
New Zealand is among the first major countries to see a new day. NZST is 17 hours ahead of EST.
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 New Zealand, what time is it in HST?
When it is 12:00 AM (midnight) in New Zealand (NZST), it is -23h later in HST (HST).
Related Developer Tools
Explore more tools that work great with timezone conversions for international teams:
Related Timezone Conversions
More New Zealand time conversions
- new zealand to auckland
- new zealand to nzst
- new zealand to nzdt
- new zealand to new york
- new zealand to london
- new zealand to dubai
- new zealand to tokyo
- new zealand to singapore
- new zealand to sydney
- new zealand to los angeles
- new zealand to paris
- new zealand to delhi
- new zealand to mumbai
- new zealand to berlin
- new zealand to hong kong
- new zealand to toronto
- new zealand to kathmandu
- new york to new zealand
- london to new zealand
- dubai to new zealand
- tokyo to new zealand
- singapore to new zealand
- sydney to new zealand
- los angeles to new zealand
- paris to new zealand
- delhi to new zealand
- mumbai to new zealand
- berlin to new zealand
- hong kong to new zealand
- toronto to new zealand
- kathmandu to new zealand
See every conversion from New Zealand →·See every conversion from HST →