TimeToZone

Newcastle Time to GMT Converter

GMT is 11 hours behind AEDT. 9:00 AM AEDT = 10:00 PM GMT (previous day).

⇄ Swap
Newcastlefrom
Newcastle, Australia
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GMT
Greenwich Mean Time
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GMT is 11 hours behind AEDT at the moment. To convert Newcastle Time to GMT, subtract 11 hours from the Newcastle Time time: 9:00 AM AEDT = 10:00 PM GMT (previous day).

Newcastle Time (Newcastle time) is used in Newcastle, Australia. GMT (GMT) is used in Same offset as UTC. The UK and Ireland use GMT in winter; Iceland, Ghana and Senegal all year.

The UK is on GMT only in winter; in summer it uses BST (UTC+1).

Newcastle Time to GMT time conversion table

Newcastle Time to GMT on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.

Newcastle TimeGMTDay
12:00 AM AEDT1:00 PM GMTprevious day
1:00 AM AEDT2:00 PM GMTprevious day
2:00 AM AEDT3:00 PM GMTprevious day
3:00 AM AEDT4:00 PM GMTprevious day
4:00 AM AEDT5:00 PM GMTprevious day
5:00 AM AEDT6:00 PM GMTprevious day
6:00 AM AEDT7:00 PM GMTprevious day
7:00 AM AEDT8:00 PM GMTprevious day
8:00 AM AEDT9:00 PM GMTprevious day
9:00 AM AEDT10:00 PM GMTprevious day
10:00 AM AEDT11:00 PM GMTprevious day
11:00 AM AEDT12:00 AM GMTnight
12:00 PM AEDT1:00 AM GMTnight
1:00 PM AEDT2:00 AM GMTnight
2:00 PM AEDT3:00 AM GMTnight
3:00 PM AEDT4:00 AM GMTnight
4:00 PM AEDT5:00 AM GMTnight
5:00 PM AEDT6:00 AM GMT—
6:00 PM AEDT7:00 AM GMT—
7:00 PM AEDT8:00 AM GMT—
8:00 PM AEDT9:00 AM GMT—
9:00 PM AEDT10:00 AM GMT—
10:00 PM AEDT11:00 AM GMT—
11:00 PM AEDT12:00 PM GMT—
  • Work rows — 9 AM–5 PM in both places
  • Night in the destination (10 PM–6 AM)

How to convert Newcastle Time to GMT

Subtract 11 hours from the Newcastle Time time to get GMT.

Example: 9:00 AM AEDT = 10:00 PM GMT (previous day).

Across midnight: 1:00 AM AEDT = 2:00 PM GMT (previous day). The date changes, so always check the day as well as the hour.

Time difference between Newcastle Time and GMT

The time difference between Newcastle Time and GMT 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: GMT is 11 hours behind of Newcastle Time.
  • 5 Apr 2026 – 3 Oct 2026: GMT is 10 hours behind of Newcastle Time.
  • 4 Oct 2026 – 31 Dec 2026: GMT is 11 hours behind of Newcastle Time.

Newcastle Time and GMT during daylight saving time

  • Newcastle Time next changes on 4 Apr 2027: clocks go back one hour at 02:59 local time, from AEDT (UTC+11) to AEST (UTC+10).
  • GMT does not observe daylight saving time; it stays on UTC+0 all year.

Best time for a meeting between Newcastle Time and GMT

Newcastle Time and GMT have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM AEDT, which is 8:00 PM GMT.

Plan a meeting across more time zones.

Newcastle Time to GMT FAQ

What is the time difference between Newcastle Time and GMT?

Right now GMT is 11 hours behind AEDT. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.

What is 9 AM Newcastle Time in GMT?

9:00 AM AEDT is 10:00 PM GMT (previous day).

What is 12 PM (noon) Newcastle Time in GMT?

12:00 PM AEDT is 1:00 AM GMT.

Is GMT ahead of or behind Newcastle Time?

GMT is 11 hours behind AEDT, so it is earlier in GMT than in Newcastle Time.

Does Newcastle Time change for daylight saving time?

Yes. Newcastle Time next changes on 4 Apr 2027, when clocks go back one hour from AEDT to AEST.

Does GMT change for daylight saving time?

No. GMT stays on the same offset all year, so conversions never shift for daylight saving time.

What is the best time for a meeting between Newcastle Time and GMT?

Newcastle Time and GMT have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 7:00 AM AEDT, which is 8:00 PM GMT.

Related conversions

Convert GMT to Newcastle Time

Convert Newcastle Time to other time zones

Convert other time zones to GMT

Learn more

Updated 7 November 2026. Time zone data: IANA tz database.