Offset
The time difference between Australian Western Time and Greenwich Mean Time is 7 hours.
Australian Western Time (AWST) is ahead of Greenwich Mean Time (BST).
AWST: UTC+8
BST: UTC+1
Greenwich Mean Time is currently observing daylight saving time; Australian Western Time is not.
When to schedule
Business-hours overlap: 4 PM–5 PM in Australian Western Time (9 AM–10 AM in Greenwich Mean Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 4:00 PM Australian Western Time (9:00 AM Greenwich Mean Time).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Australia
- New Year's DayThu, Jan 1
- Australia DayMon, Jan 26
- Good FridayFri, Apr 3
- Easter MondayMon, Apr 6
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
United Kingdom
- Good FridayFri, Apr 3
- Early May Bank HolidayMon, May 4
- Spring Bank HolidayMon, May 25
- Christmas DayFri, Dec 25
- St. Stephen's DayMon, Dec 28
About these zones
Australian Western Time is also known as AWST. To call Australia, dial +61.
Greenwich Mean Time is also known as GMT, or BST. To call United Kingdom, dial +44.
Greenwich Mean Time is approximately 9,000 miles northwest of Australian Western Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| AWST | GMT | Day |
|---|---|---|
| 12:00 am | 5:00 pm | -1 day |
| 1:00 am | 6:00 pm | -1 day |
| 2:00 am | 7:00 pm | -1 day |
| 3:00 am | 8:00 pm | -1 day |
| 4:00 am | 9:00 pm | -1 day |
| 5:00 am | 10:00 pm | -1 day |
| 6:00 am | 11:00 pm | -1 day |
| 7:00 am | 12:00 am | Same day |
| 8:00 am | 1:00 am | Same day |
| 9:00 am | 2:00 am | Same day |
| 10:00 am | 3:00 am | Same day |
| 11:00 am | 4:00 am | Same day |
| 12:00 pm | 5:00 am | Same day |
| 1:00 pm | 6:00 am | Same day |
| 2:00 pm | 7:00 am | Same day |
| 3:00 pm | 8:00 am | Same day |
| 4:00 pm | 9:00 am | Same day |
| 5:00 pm | 10:00 am | Same day |
| 6:00 pm | 11:00 am | Same day |
| 7:00 pm | 12:00 pm | Same day |
| 8:00 pm | 1:00 pm | Same day |
| 9:00 pm | 2:00 pm | Same day |
| 10:00 pm | 3:00 pm | Same day |
| 11:00 pm | 4:00 pm | Same day |
Daylight saving time
Greenwich Mean Time observes daylight saving time; Australian Western Time does not. The offset between the two zones changes when Greenwich Mean Time transitions: on Sunday, October 25, 2026, clocks fall back from BST to GMT.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 7:11 AM
- Sunset
- 5:20 PM
- Day length
- 10h 9m
- Sunrise
- 4:47 AM
- Sunset
- 9:13 PM
- Day length
- 16h 25m
Daylight overlap: 5h 33m — 11:47 AM–5:20 PM in Australian Western Time (4:47 AM–10:20 AM in Greenwich Mean Time). Both locations are in daylight during this window.
Cities in these zones
Cities in Australian Western Time
Cities in Greenwich Mean Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Australian Western Time
- PER
Airports in Greenwich Mean Time
- LCY
- LGW
- LHR
- LTN
- STN
- BHX
- EMA
- GLA
- PIK
- LBA
Related conversions
Common conversions
- What is 9:00 am AWST in GMT?
- 9:00 am AWST is 2:00 am GMT.
- What is 12:00 pm AWST in GMT?
- 12:00 pm AWST is 5:00 am GMT.
- What is 12:30 pm AWST in GMT?
- 12:30 pm AWST is 5:30 am GMT.
- What is 2:00 pm AWST in GMT?
- 2:00 pm AWST is 7:00 am GMT.
- What is 5:00 pm AWST in GMT?
- 5:00 pm AWST is 10:00 am GMT.
- What is 11:30 pm AWST in GMT?
- 11:30 pm AWST is 4:30 pm GMT.