- South Australia Standard Time: GMT+9:30
- South Australia Summer Time: GMT+10:30
Standard Time is 9.5 hours ahead of Greenwich Mean Time (GMT+9.30).
Does South Australia observe Daylight Saving Time?
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.
South Australian summer time
For the purposes of the Act, the prescribed period for the observance of SouthAustralian summer time is the period from 2.00 am South Australian standard timeon the first Sunday in October until 3.00 am South Australian summer time onthe first Sunday in the following April.