Best overlap: 8:00 AM to 5:00 PM in Perth is 9:30 AM to 6:30 PM in Adelaide.
Both teams are at their desks between 8:00 AM to 5:00 PM in Perth and 9:30 AM to 6:30 PM in Adelaide. Adelaide is 1.5 hours ahead of Perth, yet you get a full 9 hours of shared hours — enough to schedule around lunches, focus time, and preferences with ease. Bear in mind Adelaide shifts for daylight saving while Perth stays fixed — recheck these hours after each clock change.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Perth Australia/Perth | ||||||||||||||||||||||||
Adelaide Australia/Adelaide |
The US to Australia gap runs 14 to 19 hours depending on the month, and someone is always in tomorrow. Exact overlap windows for every US coast, the double-DST trap, and a rotation rule that keeps it fair. -