ACST to PST Time Converter
PST is 18 hours 30 minutes behind ACST right now. 9:00 AM in ACST is 2:30 PM in PST (the day before).
Time now: ACST and PST
PST is 18 hours 30 minutes behind ACST right now. The gap is not fixed: it is 18 hours 30 minutes at some times of the year and 16 hours 30 minutes at others, because at least one of them changes its clocks for daylight saving time.
ACST to PST conversion table
Every hour of the day, using today's time difference.
| ACST | PST |
|---|---|
| 12:00 AM | 5:30 AMprevious day |
| 1:00 AM | 6:30 AMprevious day |
| 2:00 AM | 7:30 AMprevious day |
| 3:00 AM | 8:30 AMprevious day |
| 4:00 AM | 9:30 AMprevious day |
| 5:00 AM | 10:30 AMprevious day |
| 6:00 AM | 11:30 AMprevious day |
| 7:00 AM | 12:30 PMprevious day |
| 8:00 AM | 1:30 PMprevious day |
| 9:00 AM | 2:30 PMprevious day |
| 10:00 AM | 3:30 PMprevious day |
| 11:00 AM | 4:30 PMprevious day |
| 12:00 PM | 5:30 PMprevious day |
| 1:00 PM | 6:30 PMprevious day |
| 2:00 PM | 7:30 PMprevious day |
| 3:00 PM | 8:30 PMprevious day |
| 4:00 PM | 9:30 PMprevious day |
| 5:00 PM | 10:30 PMprevious day |
| 6:00 PM | 11:30 PMprevious day |
| 7:00 PM | 12:30 AM |
| 8:00 PM | 1:30 AM |
| 9:00 PM | 2:30 AM |
| 10:00 PM | 3:30 AM |
| 11:00 PM | 4:30 AM |
Best time to meet between ACST and PST
Working hours overlap (9 AM – 6 PM in both places):
- 9:00 AM – 1:00 PM ACST = 2:30 PM – 6:30 PM PST
The time difference changes during the year because of daylight saving time, so these windows shift by an hour at other times.
Does the time difference between ACST and PST change?
Yes. Right now PST is 18 hours 30 minutes behind ACST. These are the dates in the next 12 months when the gap changes:
- Sunday, 14 March 2027: PST moves its clocks forward. PST is 17 hours 30 minutes behind ACST from then (it was 18 hours 30 minutes before).
- Sunday, 4 April 2027: ACST moves its clocks back. PST is 16 hours 30 minutes behind ACST from then (it was 17 hours 30 minutes before).
- Sunday, 3 October 2027: ACST moves its clocks forward. PST is 17 hours 30 minutes behind ACST from then (it was 16 hours 30 minutes before).
- Sunday, 7 November 2027: PST moves its clocks back. PST is 18 hours 30 minutes behind ACST from then (it was 17 hours 30 minutes before).
Office hours in each other's time
- 9 AM to 6 PM in ACST is 2:30 PM (previous day) to 11:30 PM (previous day) in PST.
- 9 AM to 6 PM in PST is 3:30 AM (next day) to 12:30 PM (next day) in ACST.
Based on today's clock settings.
Frequently asked questions
What is the time difference between ACST and PST?
PST is 18 hours 30 minutes behind ACST right now. The gap is not fixed: it is 18 hours 30 minutes at some times of the year and 16 hours 30 minutes at others, because at least one of them changes its clocks for daylight saving time.
How do I convert ACST to PST?
Subtract 18 hours 30 minutes from the ACST time to get the PST time (at today's difference). 9:00 AM in ACST is 2:30 PM in PST (the day before). Or use the converter above and pick any date and time.
What is the current time in PST?
It is 3:58 PM in PST on Monday, November 9 (the converter above shows it live). At the same moment it is 10:28 AM in ACST.
Does the time difference between ACST and PST change during the year?
Yes. Right now PST is 18 hours 30 minutes behind ACST. Over the next 12 months the gap changes 4 times: Sunday, 14 March 2027: PST moves its clocks forward. PST is 17 hours 30 minutes behind ACST from then (it was 18 hours 30 minutes before). Sunday, 4 April 2027: ACST moves its clocks back. PST is 16 hours 30 minutes behind ACST from then (it was 17 hours 30 minutes before). Sunday, 3 October 2027: ACST moves its clocks forward. PST is 17 hours 30 minutes behind ACST from then (it was 16 hours 30 minutes before). Sunday, 7 November 2027: PST moves its clocks back. PST is 18 hours 30 minutes behind ACST from then (it was 17 hours 30 minutes before).
What is the best time for a meeting between ACST and PST?
Between 9 AM and 6 PM in both places you can meet at 9:00 AM – 1:00 PM ACST = 2:30 PM – 6:30 PM PST. Check the overlap section on this page for every option.
What does PST mean?
Pacific Time is PST (UTC-08:00) in winter and PDT (UTC-07:00) in summer.