The average annual rainfall in the Australian desert is low, ranging from 81 to 250 mm (3 to 10 in) per year. Thunderstorms are relatively common in the region, with an average of 15 - 20 thunderstorms per annum. 60 Summer daytime temperatures range from 32 to 40 °C (90 to 104 °F). In winter, this falls to 18 to 23 °C (64 to 73 °F). As far as I’ve noticed, by building lists anyone can double or even triple their income, if done the right way. A list is not a one time sale, hence it’s important to keep everyone updated on your offers.