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Convert Greenwich Mean Time to New Zealand Time

GMT · UTC+1 → NZST · UTC+12

GMT is 11 hours behind NZST

London · BST

Tuesday, 8 September 2026

Auckland · NZST

Tuesday, 8 September 2026

When are both sides at work?

0003060912151821
LondonBST · +01:00
0003060912151821
AucklandNZST · +12:00
1114172023020508

No overlap in standard working hours. Closest workable window: 09:00–12:00 in London, which is 20:00–23:00 in Auckland.

Working (09–18) Awake, off the clock Asleep (23–07)

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08:05 Tue 8 Sep London = 19:05 Tue 8 Sep Auckland

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Hour-by-hour conversion

London (GMT)Auckland (NZST)
00:0011:00
01:0012:00
02:0013:00
03:0014:00
04:0015:00
05:0016:00
06:0017:00
07:0018:00
08:0019:00Now
09:0020:00
10:0021:00
11:0022:00
12:0023:00
13:0000:00next day
14:0001:00next day
15:0002:00next day
16:0003:00next day
17:0004:00next day
18:0005:00next day
19:0006:00next day
20:0007:00next day
21:0008:00next day
22:0009:00next day
23:0010:00next day

About this conversion

GMT here means Greenwich Mean Time, represented by London (Europe/London), currently UTC+1. NZST means New Zealand Time, represented by Auckland (Pacific/Auckland), currently UTC+12.

GMT is used by 22 zones, including United Kingdom. If you meant a different one, see every meaning of GMT.

NZST is used by 2 zones, including New Zealand. See every meaning of NZST.

Working hours are shown as 09:00–18:00 local, and sleeping hours as 23:00–07:00. The hour table is anchored on the current day in London; day boundaries are marked where the date differs.

Quick answers

  • 09:00 GMT is 20:00 NZST
  • 12:00 GMT is 23:00 NZST
  • 15:00 GMT is 02:00 NZST
  • 18:00 GMT is 05:00 NZST

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