Rain and Flooding

What is the annual rainfall for Australia?


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Australia is a vast continent with huge extremes of rainfall. There is great variation between the areas that receive the highest and lowest amounts.

The lowest annual rainfall occurs at Lake Eyre in South Australia, with an annual mean precipitation of about 100mm.

The highest annual rainfall occurs at Tully in Queensland, with an annual mean precipitation of 4400mm.

Averaged out, the rainfall in Australia is 472mm annually.