IST to ACST
Convert India Time — Mumbai to Australian Central Time — Adelaide — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Mumbai, it's 1:00 PM in Adelaide. Adelaide is 4 hours ahead of Mumbai. Use the converter above to turn any IST time into ACST, or scan the hour-by-hour table below for the full day.
IST to ACST at a glance
Planning a meeting between Mumbai and Adelaide
Planning a call between Mumbai and Adelaide? The best overlap during a standard 9-to-5 workday runs 9:00 AM–1:00 PM IST (1:00 PM–5:00 PM ACST). Aim for that window to reach both sides during business hours.
Hour-by-hour: Mumbai to Adelaide
A full day mapped from IST to ACST.
Frequently asked
Is Adelaide ahead of or behind Mumbai?
Adelaide is 4 hours ahead of Mumbai.
What is 12:00 PM IST in ACST?
12:00 PM in Mumbai is 4:00 PM in Adelaide.
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so IST and ACST automatically reflect the correct daylight-saving offset for the current date.