US Pacific Time to Australian Central Time
Convert times between US Pacific Time (PST, UTC-8:00) and Australian Central Time (ACST, UTC+9:30). Australian Central Time is 17.5 hours ahead of US Pacific Time in standard time.
UTC-8:00 / -7:00→UTC+9:30 / +10:30
Live timezone converterUTC Offset Reference
| Timezone | Abbreviation | Standard offset | DST offset | Country |
|---|---|---|---|---|
| US Pacific Time | PST / PDT | UTC-8:00 | UTC-7:00 | United States |
| Australian Central Time | ACST / ACDT | UTC+9:30 | UTC+10:30 | Australia |
* DST offset applies during summer months. Exact transition dates vary by year.
Standard Time Conversion (PST → ACST)
| US Pacific Time | Australian Central Time |
|---|---|
| 12:00 AM PST | 5.5:00 PM ACST |
| 6:00 AM PST | 11.5:00 PM ACST |
| 9:00 AM PST | 2.5:00 AM (next day) ACST |
| 12:00 PM PST | 5.5:00 AM (next day) ACST |
| 3:00 PM PST | 8.5:00 AM (next day) ACST |
| 6:00 PM PST | 11.5:00 AM (next day) ACST |
| 9:00 PM PST | 2.5:00 PM (next day) ACST |
Daylight Saving Time (DST) Notes
- US Pacific Time observes DST. Clocks advance 1 hour to PDT (UTC-7:00) roughly from month 3 to 11.
- Australian Central Time observes DST. Clocks advance 1 hour to ACDT (UTC+10:30) roughly from month 10 to 4.
Frequently Asked Questions
How do I convert PST to ACST?
Add 17.5 hours to the PST time to get ACST. For example, 9:00 AM PST = 2.5:00 AM ACST.
What is the current UTC offset for US Pacific Time?
US Pacific Time is UTC-8:00 during standard time (PST) and UTC-7:00 during summer daylight saving time (PDT).
Is Australian Central Time ahead or behind US Pacific Time?
Australian Central Time is 17.5 hours ahead of US Pacific Time in standard time.
When is a good time to schedule a meeting between PST and ACST?
Due to the 17.5-hour difference, business-hours overlap may be limited. Use the live timezone converter to find a mutually convenient time.
Related Timezone Conversions
US Pacific Time → US Eastern TimePST / ESTUS Pacific Time → US Central TimePST / CSTUS Pacific Time → US Mountain TimePST / MSTUS Pacific Time → US Alaska TimePST / AKSTUS Pacific Time → Hawaii TimePST / HSTUS Pacific Time → Canada Atlantic TimePST / ASTUS Pacific Time → Australian Eastern TimePST / AESTUS Pacific Time → Australian Western TimePST / AWST
Need the exact current time?
Use the live ToolsHub timezone converter to see current times, DST status, and schedule across time zones.