ACST to AWST Converter

Australian Central Time

4:12:23 PM ACST

Thursday, May 14, 2026

1h 30m

Australian Western Time

2:42:23 PM AWST

Thursday, May 14, 2026

Australian Western Time (AWST) is 1.5 hours behind Australian Central Time (ACST / ACDT).

Quick Reference

Australian Central Time
ACST (GMT+9:30)

ACDT starts on Oct 3, 2026

Australian Western Time
AWST (GMT+8)

No Daylight Saving Time

Frequently Asked Questions

What is the difference between ACST and AWST?
AWST is 1.5 hours behind ACST.
How do I convert ACST to AWST?
To convert from ACST to AWST, subtract 1.5 hours. Use the interactive converter on this page to convert specific times.
What cities are in ACST and AWST?
Cities in ACST include Adelaide, Mount Gambier. Cities in AWST include Perth, Kalgoorlie, Bunbury, Albany, Geraldton.