Summer Time: GMT+10:30
Standard Time is 9.5 hours ahead of Greenwich Mean Time (GMT+9.30).
Daylight Saving Time is observed in South Australia, where the time is shifted forward by 1 hour, resulting in a 10 hour 30 minute difference ahead of Greenwich Mean Time (GMT+10:30).
After the Summer months the time is shifted back by 1 hour resulting in the normal Standard Time.
The international dialling code for South Australia is +618.
Government of South Australia website : www.sa.gov.au