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South Australia observes Daylight Saving Time

South Australia observes Daylight Saving Time (DST), starting on the first Sunday in October and ending on the first Sunday in April, with clocks moving forward one hour at 2am on the first Sunday in October and back one hour at 3am on the first Sunday in April. 

Here’s a more detailed breakdown:

  • Start: Clocks move forward one hour at 2 am on the first Sunday in October. 
  • End: Clocks move back one hour at 3 am on the first Sunday in April. 
  • Time Zone: South Australia observes Australian Central Daylight Time (ACDT) during DST, which is UTC+10:30. 
  • Standard Time: Standard time is fixed throughout South Australia as 9 hours and 30 minutes in advance of Co-ordinated Universal Time (UTC+09:30). 
  • Other States: New South Wales, Victoria, Tasmania and the ACT also observe DST, starting and ending on the same dates. 
  • Historical Context: Daylight saving was trialled in 1917 during the First World War and was permanently adopted in October 1972.