ACST to WAT Converter

West Africa Time (WAT) is 9.5 hours behind Australian Central Time (ACST / ACDT).

Quick Reference

Australian Central Time
ACDT (GMT+10:30)

ACST starts on Apr 4, 2026

West Africa Time
WAT (GMT+1)

No Daylight Saving Time

Frequently Asked Questions

What is the difference between ACST and WAT?
WAT is 9.5 hours behind ACST.
How do I convert ACST to WAT?
To convert from ACST to WAT, subtract 9.5 hours. Use the interactive converter on this page to convert specific times.
What cities are in ACST and WAT?
Cities in ACST include Adelaide. Cities in WAT include Lagos, Kano, Ibadan, Abuja, Port Harcourt.
ACST to WAT Converter | Timezone App