<P> Australia uses three main time zones : Australian Western Standard Time ( AWST ; UTC + 08 : 00 ) , Australian Central Standard Time ( ACST ; UTC + 09 : 30 ) , and Australian Eastern Standard Time ( AEST ; UTC + 10 : 00 ) . Time is regulated by the individual state governments , some of which observe daylight saving time ( DST ) . Australia 's external territories observe different time zones . </P>
<P> Australia uses three main time zones : Australian Western Standard Time ( AWST ; UTC + 08 : 00 ) , Australian Central Standard Time ( ACST ; UTC + 09 : 30 ) , and Australian Eastern Standard Time ( AEST ; UTC + 10 : 00 ) . Time is regulated by the individual state governments , some of which observe daylight saving time ( DST ) . Australia 's external territories observe different time zones . </P>
how many different time zones does australia have
how many different time zones does australia have
three
three