GMT to NZST Converter
NZDT is 13 hours ahead of GMT. 9:00 AM GMT = 10:00 PM NZDT.
NZDT is 13 hours ahead of GMT at the moment. To convert GMT to NZST, add 13 hours to the GMT time: 9:00 AM GMT = 10:00 PM NZDT.
GMT (GMT) is used in Same offset as UTC. The UK and Ireland use GMT in winter; Iceland, Ghana and Senegal all year. NZST (New Zealand Time) is used in New Zealand.
The UK is on GMT only in winter; in summer it uses BST (UTC+1). 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.
GMT to NZST time conversion table
GMT to NZST on 6 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| GMT | NZST | Day |
|---|---|---|
| 12:00 AM GMT | 1:00 PM NZDT | — |
| 1:00 AM GMT | 2:00 PM NZDT | — |
| 2:00 AM GMT | 3:00 PM NZDT | — |
| 3:00 AM GMT | 4:00 PM NZDT | — |
| 4:00 AM GMT | 5:00 PM NZDT | — |
| 5:00 AM GMT | 6:00 PM NZDT | — |
| 6:00 AM GMT | 7:00 PM NZDT | — |
| 7:00 AM GMT | 8:00 PM NZDT | — |
| 8:00 AM GMT | 9:00 PM NZDT | — |
| 9:00 AM GMT | 10:00 PM NZDT | night |
| 10:00 AM GMT | 11:00 PM NZDT | night |
| 11:00 AM GMT | 12:00 AM NZDT | next day |
| 12:00 PM GMT | 1:00 AM NZDT | next day |
| 1:00 PM GMT | 2:00 AM NZDT | next day |
| 2:00 PM GMT | 3:00 AM NZDT | next day |
| 3:00 PM GMT | 4:00 AM NZDT | next day |
| 4:00 PM GMT | 5:00 AM NZDT | next day |
| 5:00 PM GMT | 6:00 AM NZDT | next day |
| 6:00 PM GMT | 7:00 AM NZDT | next day |
| 7:00 PM GMT | 8:00 AM NZDT | next day |
| 8:00 PM GMT | 9:00 AM NZDT | next day |
| 9:00 PM GMT | 10:00 AM NZDT | next day |
| 10:00 PM GMT | 11:00 AM NZDT | next day |
| 11:00 PM GMT | 12:00 PM NZDT | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert GMT to NZST
Add 13 hours to the GMT time to get NZST.
Example: 9:00 AM GMT = 10:00 PM NZDT.
Across midnight: 10:00 PM GMT = 11:00 AM NZDT (next day). The date changes, so always check the day as well as the hour.
Time difference between GMT and NZST
The time difference between GMT and NZST 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 – 3 Apr 2026: NZST is 13 hours ahead of GMT.
- 4 Apr 2026 – 25 Sep 2026: NZST is 12 hours ahead of GMT.
- 26 Sep 2026 – 31 Dec 2026: NZST is 13 hours ahead of GMT.
GMT and NZST during daylight saving time
- GMT does not observe daylight saving time; it stays on UTC+0 all year.
- 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).
Best time for a meeting between GMT and NZST
GMT and NZST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM GMT, which is 8:00 PM NZDT.
GMT to NZST FAQ
What is the time difference between GMT and NZST?
Right now NZDT is 13 hours ahead of GMT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM GMT in NZST?
9:00 AM GMT is 10:00 PM NZDT.
What is 12 PM (noon) GMT in NZST?
12:00 PM GMT is 1:00 AM NZDT (next day).
Is NZST ahead of or behind GMT?
NZDT is 13 hours ahead of GMT, so it is later in NZST than in GMT.
Does GMT change for daylight saving time?
No. GMT stays on the same offset all year, so conversions never shift for daylight saving time.
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.
What is the best time for a meeting between GMT and NZST?
GMT and NZST have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM GMT, which is 8:00 PM NZDT.
Related conversions
Convert NZST to GMT
Convert GMT to other time zones
Convert other time zones to NZST
Learn more
Updated 6 November 2026. Time zone data: IANA tz database.