The highest temperature recorded in the world is 58.0°C (136.4°F) at Al,Azizyah in Libya on 13 September 1922. The Australian record is 53.1°C (127.6°F) recorded at Cloncurry (QLD) on 16 January 1889. Bourke (NSW) with 52.8°C and Mildura (VIC) 50.8°C are not far behind.

http://members.optusnet.com.au/~darr...andfigures.htm