Australia is no stranger to very hot temperatures, and with Christmas right in the middle of the hottest time of year, it's no surprise that there have been some scorchers over the years.

Whether you need some last-minute items or are looking for a Christmas Day lunch, these are the places that will — and won't — be open on 25 December.

Sydney has enjoyed a warm and sunny Christmas Day with an expected change of conditions for the Sydney to Hobart blue water classic.