Perth Time to GMT Converter
GMT is 8 hours behind AWST. 9:00 AM AWST = 1:00 AM GMT.
GMT is 8 hours behind AWST. To convert Perth Time to GMT, subtract 8 hours from the Perth Time time: 9:00 AM AWST = 1:00 AM GMT.
Perth Time (Perth time) is used in Perth, 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).
Perth Time to GMT time conversion table
Perth Time to GMT on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Perth Time | GMT | Day |
|---|---|---|
| 12:00 AM AWST | 4:00 PM GMT | previous day |
| 1:00 AM AWST | 5:00 PM GMT | previous day |
| 2:00 AM AWST | 6:00 PM GMT | previous day |
| 3:00 AM AWST | 7:00 PM GMT | previous day |
| 4:00 AM AWST | 8:00 PM GMT | previous day |
| 5:00 AM AWST | 9:00 PM GMT | previous day |
| 6:00 AM AWST | 10:00 PM GMT | previous day |
| 7:00 AM AWST | 11:00 PM GMT | previous day |
| 8:00 AM AWST | 12:00 AM GMT | night |
| 9:00 AM AWST | 1:00 AM GMT | night |
| 10:00 AM AWST | 2:00 AM GMT | night |
| 11:00 AM AWST | 3:00 AM GMT | night |
| 12:00 PM AWST | 4:00 AM GMT | night |
| 1:00 PM AWST | 5:00 AM GMT | night |
| 2:00 PM AWST | 6:00 AM GMT | — |
| 3:00 PM AWST | 7:00 AM GMT | — |
| 4:00 PM AWST | 8:00 AM GMT | — |
| 5:00 PM AWST | 9:00 AM GMT | — |
| 6:00 PM AWST | 10:00 AM GMT | — |
| 7:00 PM AWST | 11:00 AM GMT | — |
| 8:00 PM AWST | 12:00 PM GMT | — |
| 9:00 PM AWST | 1:00 PM GMT | — |
| 10:00 PM AWST | 2:00 PM GMT | — |
| 11:00 PM AWST | 3:00 PM GMT | — |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert Perth Time to GMT
Subtract 8 hours from the Perth Time time to get GMT.
Example: 9:00 AM AWST = 1:00 AM GMT.
Across midnight: 1:00 AM AWST = 5:00 PM GMT (previous day). The date changes, so always check the day as well as the hour.
Time difference between Perth Time and GMT
The time difference between Perth Time and GMT is 8 hours all year – GMT is behind AWST.
Perth Time and GMT during daylight saving time
- Perth Time does not observe daylight saving time; it stays on UTC+8 all year.
- GMT does not observe daylight saving time; it stays on UTC+0 all year.
Best time for a meeting between Perth Time and GMT
Perth Time and GMT have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM AWST, which is 7:00 AM GMT.
Perth Time to GMT FAQ
What is the time difference between Perth Time and GMT?
GMT is 8 hours behind AWST all year. 9:00 AM AWST = 1:00 AM GMT.
What is 9 AM Perth Time in GMT?
9:00 AM AWST is 1:00 AM GMT.
What is 12 PM (noon) Perth Time in GMT?
12:00 PM AWST is 4:00 AM GMT.
Is GMT ahead of or behind Perth Time?
GMT is 8 hours behind AWST, so it is earlier in GMT than in Perth 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.
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 Perth Time and GMT?
Perth Time and GMT have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM AWST, which is 7:00 AM GMT.
Related conversions
Convert GMT to Perth Time
Convert Perth Time to other time zones
Convert other time zones to GMT
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.