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