Time in ACST and IST
The time difference between Australian Central Standard Time (ACST) and Irish Standard Time (IST) is 8 hours 30 minutes. Irish Standard Time is 8 hours 30 minutes behind Australian Central Standard Time.
This means 9am ACST is 12:30am IST and 5pm ACST is 8:30am IST.
Australian Central Standard Time
- The current local time in ACST is 9:58 pm (July 18, 2026)
- ACST time zone offset is UTC+09:30
Irish Standard Time
- The current local time in IST is 1:28 pm (July 18, 2026)
- IST time zone offset is UTC+01:00
How to convert Australian Central Standard Time to Irish Standard Time?
Subtract 8 hours 30 minutes from Australian Central Standard Time to get Irish Standard Time.
Time in ACST
00:00
Time in IST
00:00
Use the slider above to convert Australian Central Standard Time to Irish Standard Time and view the day and night map at different times.
Day–night colors on the map:
Day
Civil twilight
Nautical twilight
Astronomical twilight
NightTime Conversion Chart
| ACST | IST |
|---|---|
| 12am | 3:30pm |
| 1am | 4:30pm |
| 2am | 5:30pm |
| 3am | 6:30pm |
| 4am | 7:30pm |
| 5am | 8:30pm |
| 6am | 9:30pm |
| 7am | 10:30pm |
| 8am | 11:30pm |
| 9am | 0:30am |
| 10am | 1:30am |
| 11am | 2:30am |
| 12pm | 3:30am |
| 1pm | 4:30am |
| 2pm | 5:30am |
| 3pm | 6:30am |
| 4pm | 7:30am |
| 5pm | 8:30am |
| 6pm | 9:30am |
| 7pm | 10:30am |
| 8pm | 11:30am |
| 9pm | 12:30pm |
| 10pm | 1:30pm |
| 11pm | 2:30pm |