IST to Adelaide Time Converter
ACDT is 5 hours ahead of IST. 9:00 AM IST = 2:00 PM ACDT.
ACDT is 5 hours ahead of IST at the moment. To convert IST to Adelaide Time, add 5 hours to the IST time: 9:00 AM IST = 2:00 PM ACDT.
IST (India Time) is used in India and Sri Lanka (UTC+5:30, no daylight saving time). Adelaide Time (Adelaide time) is used in Adelaide, Australia.
IST here means India Standard Time, not Irish or Israel Standard Time.
IST to Adelaide Time time conversion table
IST to Adelaide Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| IST | Adelaide Time | Day |
|---|---|---|
| 12:00 AM IST | 5:00 AM ACDT | night |
| 1:00 AM IST | 6:00 AM ACDT | — |
| 2:00 AM IST | 7:00 AM ACDT | — |
| 3:00 AM IST | 8:00 AM ACDT | — |
| 4:00 AM IST | 9:00 AM ACDT | — |
| 5:00 AM IST | 10:00 AM ACDT | — |
| 6:00 AM IST | 11:00 AM ACDT | — |
| 7:00 AM IST | 12:00 PM ACDT | — |
| 8:00 AM IST | 1:00 PM ACDT | — |
| 9:00 AM IST | 2:00 PM ACDT | work hours |
| 10:00 AM IST | 3:00 PM ACDT | work hours |
| 11:00 AM IST | 4:00 PM ACDT | work hours |
| 12:00 PM IST | 5:00 PM ACDT | — |
| 1:00 PM IST | 6:00 PM ACDT | — |
| 2:00 PM IST | 7:00 PM ACDT | — |
| 3:00 PM IST | 8:00 PM ACDT | — |
| 4:00 PM IST | 9:00 PM ACDT | — |
| 5:00 PM IST | 10:00 PM ACDT | night |
| 6:00 PM IST | 11:00 PM ACDT | night |
| 7:00 PM IST | 12:00 AM ACDT | next day |
| 8:00 PM IST | 1:00 AM ACDT | next day |
| 9:00 PM IST | 2:00 AM ACDT | next day |
| 10:00 PM IST | 3:00 AM ACDT | next day |
| 11:00 PM IST | 4:00 AM ACDT | next day |
- Work rows — 9 AM–5 PM in both places
- Night in the destination (10 PM–6 AM)
How to convert IST to Adelaide Time
Add 5 hours to the IST time to get Adelaide Time.
Example: 9:00 AM IST = 2:00 PM ACDT.
Across midnight: 10:00 PM IST = 3:00 AM ACDT (next day). The date changes, so always check the day as well as the hour.
Time difference between IST and Adelaide Time
The time difference between IST and Adelaide Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 3 Apr 2026: Adelaide Time is 5 hours ahead of IST.
- 4 Apr 2026 – 2 Oct 2026: Adelaide Time is 4 hours ahead of IST.
- 3 Oct 2026 – 31 Dec 2026: Adelaide Time is 5 hours ahead of IST.
IST and Adelaide Time during daylight saving time
- IST does not observe daylight saving time; it stays on UTC+5:30 all year.
- Adelaide Time next changes on 4 Apr 2027: clocks go back one hour at 02:59 local time, from ACDT (UTC+10:30) to ACST (UTC+9:30).
Best time for a meeting between IST and Adelaide Time
IST and Adelaide Time share 3 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 12:00 PM IST lands between 2:00 PM and 5:00 PM ACDT, inside working hours for both.
IST to Adelaide Time FAQ
What is the time difference between IST and Adelaide Time?
Right now ACDT is 5 hours ahead of IST. The gap changes 3 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM IST in Adelaide Time?
9:00 AM IST is 2:00 PM ACDT.
What is 12 PM (noon) IST in Adelaide Time?
12:00 PM IST is 5:00 PM ACDT.
Is Adelaide Time ahead of or behind IST?
ACDT is 5 hours ahead of IST, so it is later in Adelaide Time than in IST.
Does IST change for daylight saving time?
No. IST stays on the same offset all year, so conversions never shift for daylight saving time.
Does Adelaide Time change for daylight saving time?
Yes. Adelaide Time next changes on 4 Apr 2027, when clocks go back one hour from ACDT to ACST.
What is the best time for a meeting between IST and Adelaide Time?
IST and Adelaide Time share 3 hours of the 9 AM–5 PM working day. Any time between 9:00 AM and 12:00 PM IST lands between 2:00 PM and 5:00 PM ACDT, inside working hours for both.
Related conversions
Convert Adelaide Time to IST
Convert IST to other time zones
Convert other time zones to Adelaide Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.