Some Bureau of Meteorology Places With Reasonable Clear Skies, In
Winter, In Order Are:
1. East Of Longitude 141 Degrees: Qld, NSW & Vic.
Croydon Township Qld
Julia Creek Post Office Qld
Georgetown Post Office Qld
Normanton Post Office Qld
Richmond Post Office Qld
2. Central (Longitude 129E To 141E) NW of Qld, NT & SA
Wooliana
Cloncurry Airport
Newcastle Waters Post Office
Wave Hill
Kidman Springs
3. WA
Mount Elizabeth
Cockatoo Island
Wyndham
Bidyadanga
Koolan Island
http://www.bom.gov.au/climate/averages/