ACST to PST
Converting a fixed time. Australia/Adelaide → America/Los_Angeles
Clocks go forward 1 hour on Sunday, 4th October 2026, at 1:59 am local time (3:00 am after the change).
Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change).
Convert a specific time minutes work, not just whole hours
Hour by hour
| ACST | PST | 24h | Good to call? |
|---|---|---|---|
| 12am | 7am Thu | 00:00 → 07:30 | asleep in ACST |
| 1am | 8am Thu | 01:00 → 08:30 | asleep in ACST |
| 2am now | 9am Thu | 02:00 → 09:30 | asleep in ACST |
| 3am | 10am Thu | 03:00 → 10:30 | asleep in ACST |
| 4am | 11am Thu | 04:00 → 11:30 | asleep in ACST |
| 5am | 12pm Thu | 05:00 → 12:30 | asleep in ACST |
| 6am | 1pm Thu | 06:00 → 13:30 | asleep in ACST |
| 7am | 2pm Thu | 07:00 → 14:30 | awake, not at work |
| 8am | 3pm Thu | 08:00 → 15:30 | awake, not at work |
| 9am | 4pm Thu | 09:00 → 16:30 | both at work |
| 10am | 5pm Thu | 10:00 → 17:30 | awake, not at work |
| 11am | 6pm Thu | 11:00 → 18:30 | awake, not at work |
| 12pm | 7pm Thu | 12:00 → 19:30 | awake, not at work |
| 1pm | 8pm Thu | 13:00 → 20:30 | awake, not at work |
| 2pm | 9pm Thu | 14:00 → 21:30 | awake, not at work |
| 3pm | 10pm Thu | 15:00 → 22:30 | asleep in PST |
| 4pm | 11pm Thu | 16:00 → 23:30 | asleep in PST |
| 5pm | 12am | 17:00 → 00:30 | asleep in PST |
| 6pm | 1am | 18:00 → 01:30 | asleep in PST |
| 7pm | 2am | 19:00 → 02:30 | asleep in PST |
| 8pm | 3am | 20:00 → 03:30 | asleep in PST |
| 9pm | 4am | 21:00 → 04:30 | asleep in PST |
| 10pm | 5am | 22:00 → 05:30 | asleep in PST |
| 11pm | 6am | 23:00 → 06:30 | asleep in PST |
Call times
Both places are at work between 9am and 10:00 in Adelaide — 4pm to 4pm at the other end.
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
Questions people ask
What time is it in PST when it is 5:00 pm in ACST?
12:30 am in PST the same day.
How many hours ahead is PST of ACST?
PST is 16 hours 30 minutes behind ACST. That gap is not fixed: it changes when either place starts or ends daylight saving. The table on this page is recalculated for today, so it is already correct for the current season.
What is the best time to call between ACST and PST?
Both places are at work between 9am and 10:00 in Adelaide — 4pm to 4pm at the other end.
When does the difference between ACST and PST change?
ACST: Clocks go forward 1 hour on Sunday, 4th October 2026, at 1:59 am local time (3:00 am after the change). PST: Clocks go back 1 hour on Sunday, 1st November 2026, at 1:59 am local time (1:00 am after the change).