Convert Australian Central Time to India Time
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ACST · UTC+9:30 → IST · UTC+5:30
ACST is 4 hours ahead of IST
Today Adelaide is on ACDT (UTC+10:30) and Mumbai on IST (UTC+5:30), so right now Adelaide is 5 hours ahead of Mumbai.
Adelaide · ACDT
Wednesday, 7 October 2026
Mumbai · IST
Wednesday, 7 October 2026
When are both sides at work?Each column is one hour of the day in the first city; the second row shows the same moment in the other city. Gold means office hours (09:00–18:00), dusk means awake but off work, night means asleep (23:00–07:00). Columns where both rows are gold are good meeting times.
Shared working hours: 14:00–18:00 in Adelaide is 09:00–13:00 in Mumbai.
Working (09–18) Awake, off the clock Asleep (23–07)
Pick a time and share it
21:53 Wed 7 Oct Adelaide = 16:53 Wed 7 Oct Mumbai
Hour-by-hour conversion
| Adelaide (ACST)Every hour of today in the first city, with the matching time in the second. “Next day” means the calendar date is already tomorrow there. The highlighted row is right now. | Mumbai (IST) | |
|---|---|---|
| 00:00 | 19:00prev. day | |
| 01:00 | 20:00prev. day | |
| 02:00 | 21:00prev. day | |
| 03:00 | 22:00prev. day | |
| 04:00 | 23:00prev. day | |
| 05:00 | 00:00 | |
| 06:00 | 01:00 | |
| 07:00 | 02:00 | |
| 08:00 | 03:00 | |
| 09:00 | 04:00 | |
| 10:00 | 05:00 | |
| 11:00 | 06:00 | |
| 12:00 | 07:00 | |
| 13:00 | 08:00 | |
| 14:00 | 09:00 | Both at work |
| 15:00 | 10:00 | Both at work |
| 16:00 | 11:00 | Both at work |
| 17:00 | 12:00 | Both at work |
| 18:00 | 13:00 | |
| 19:00 | 14:00 | |
| 20:00 | 15:00 | |
| 21:00 | 16:00 | Now |
| 22:00 | 17:00 | |
| 23:00 | 18:00 |
About this conversion
ACST here means Australian Central Time, represented by Adelaide (Australia/Adelaide), currently UTC+10:30. IST means India Time, represented by Mumbai (Asia/Kolkata), currently UTC+5:30.
ACST is used by 2 zones, including Australia. If you meant a different one, see every meaning of ACST.
IST is used by 3 zones, including India. See every meaning of IST.
Working hours are shown as 09:00–18:00 local, and sleeping hours as 23:00–07:00. The hour table is anchored on the current day in Adelaide; day boundaries are marked where the date differs.
Quick answers
- 09:00 ACST is 04:00 IST
- 12:00 ACST is 07:00 IST
- 15:00 ACST is 10:00 IST
- 18:00 ACST is 13:00 IST
Related conversions
- Australian Central Time to Japan TimeACST → JST
- Australian Central Time to Kosrae TimeACST → KOST
- Australian Central Time to Moscow TimeACST → MSK
- Australian Central Time to Samara TimeACST → SAMT
- Acre Time to India TimeACT → IST
- Australian Eastern Time to India TimeAEST → IST
- Australian Western Time to India TimeAWST → IST
- Eastern European Time to India TimeEET → IST
- Australian Central Time to Eastern TimeACST → EST
- Eastern Time to India TimeEST → IST
- Time in Adelaidenow, DST, offset
- Time in Mumbainow, DST, offset