Australian mean maximum temperatures were the highest of any winter on record

For Australia as a whole, mean maximum temperatures were the highest of any winter on record. National rainfall was the 9th-lowest on record for winter—our driest winter since 2002.

High winter temperatures in Australia

• Overall, winter national mean temperature very much above average; fifth-warmest on record for winter
• Exceptionally warm winter daytime temperatures for Australia
• Mean maximum temperature warmest on record nationally, and for Queensland, Western Australia, and the Northern Territory; second-highest for South Australia, and third-highest for New South Wales
• Mean minimum temperatures above average nationally, but cooler than average in the southeast, particularly during June
• Rainfall very much below average overall; ninth-driest winter on record nationally, and for New South Wales and Western Australia
• June particularly was very dry for the southeast; record low rainfall for Victoria, and second-driest on record nationally

http://www.bom.gov.au/climate/current/season/aus/summary.shtml?cid=006fb18