cool change

== English == === Pronunciation === === Noun === cool change (plural cool changes) (Australia, southeast Australia) The arrival of a cold front in the afternoon or evening after a day of high summertime temperatures. The arrival of the front often produces falls in temperature in the order of 10°C to 15°C and sometimes thunderstorm activity. === References === https://web.archive.org/web/20060701100700/http://www.melbourneaustralia.org/climate.html