NZST to HST Converter
HST is 23 hours behind NZDT. 9:00 AM NZDT = 10:00 AM HST (previous day).
HST is 23 hours behind NZDT at the moment. To convert NZST to HST, subtract 23 hours from the NZST time: 9:00 AM NZDT = 10:00 AM HST (previous day).
NZST (New Zealand Time) is used in New Zealand. HST (Hawaii-Aleutian Time) is used in Hawaii (all year, no daylight saving time).
NZST (New Zealand Standard Time) is not in force right now: New Zealand is currently on NZDT. This page uses whichever name applies on the date you pick, so the numbers below say NZDT.
NZST to HST time conversion table
NZST to HST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| NZST | HST |
|---|---|
| 12:00 AM | 1:00 AM−1 |
| 1:00 AM | 2:00 AM−1 |
| 2:00 AM | 3:00 AM−1 |
| 3:00 AM | 4:00 AM−1 |
| 4:00 AM | 5:00 AM−1 |
| 5:00 AM | 6:00 AM−1 |
| 6:00 AM | 7:00 AM−1 |
| 7:00 AM | 8:00 AM−1 |
| NZST | HST |
|---|---|
| 8:00 AM | 9:00 AM−1 |
| 9:00 AM | 10:00 AM−1 |
| 10:00 AM | 11:00 AM−1 |
| 11:00 AM | 12:00 PM−1 |
| 12:00 PM | 1:00 PM−1 |
| 1:00 PM | 2:00 PM−1 |
| 2:00 PM | 3:00 PM−1 |
| 3:00 PM | 4:00 PM−1 |
| NZST | HST |
|---|---|
| 4:00 PM | 5:00 PM−1 |
| 5:00 PM | 6:00 PM−1 |
| 6:00 PM | 7:00 PM−1 |
| 7:00 PM | 8:00 PM−1 |
| 8:00 PM | 9:00 PM−1 |
| 9:00 PM | 10:00 PM−1 |
| 10:00 PM | 11:00 PM−1 |
| 11:00 PM | 12:00 AM |
Conversion table from NZST to HST for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in HST, −1 the previous day.
- ✓ marks 9 AM–5 PM in both places
- Greyed times are night in the destination (10 PM–6 AM)
How to convert NZST to HST
Subtract 23 hours from the NZST time to get HST.
Example: 9:00 AM NZDT = 10:00 AM HST (previous day).
Across midnight: 10:00 PM NZDT = 11:00 PM HST (previous day). The date changes, so always check the day as well as the hour.
Time difference between NZST and HST
The time difference between NZST and HST is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 4 Apr 2026: HST is 23 hours behind of NZST.
- 5 Apr 2026 – 26 Sep 2026: HST is 22 hours behind of NZST.
- 27 Sep 2026 – 31 Dec 2026: HST is 23 hours behind of NZST.
NZST and HST during daylight saving time
- NZST next changes on 4 Apr 2027: clocks go back one hour at 02:59 local time, from NZDT (UTC+13) to NZST (UTC+12).
- HST does not observe daylight saving time; it stays on UTC−10 all year.
Best time for a meeting between NZST and HST
NZST and HST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM NZDT, which is 8:00 AM HST.
NZST to HST FAQ
What is the time difference between NZST and HST?
Right now HST is 23 hours behind NZDT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM NZST in HST?
9:00 AM NZDT is 10:00 AM HST (previous day).
What is 12 PM (noon) NZST in HST?
12:00 PM NZDT is 1:00 PM HST (previous day).
Is HST ahead of or behind NZST?
HST is 23 hours behind NZDT, so it is earlier in HST than in NZST.
Does NZST change for daylight saving time?
Yes. NZST next changes on 4 Apr 2027, when clocks go back one hour from NZDT to NZST.
Does HST change for daylight saving time?
No. HST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between NZST and HST?
NZST and HST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM NZDT, which is 8:00 AM HST.
Related conversions
Convert HST to NZST
Convert NZST to other time zones
Convert other time zones to HST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.