Rainfall Information and Graphs
It Rains Every Month
It has actually rained in Melbourne every single month for the past 10 years. Admittedly in some of those months it only rained 6mm but its still enough to make a difference to your tank. Click HERE to see the 10 year rainfall graph.
Current Average Rainfall in Melbourne
This grap shows rainfall data for the past 4 years shows a 42mm per month average which is more than enough to fill up a correctly sized water tank. Click HERE to see the graph.
Historical vs Recent Rainfall
The historical average of 54mm per month has reduced to around 42mm per month. On the bright side we are now getting the wettest months in the summer which is when we need to fill our tanks. Click HERE to see the graph.
Catchment Capabilities of 75 Square Metres of Roof
A 75 square metres of roof catchment is an area measuring 15m by 5m and we often manage to get twice this catchment into a rainwater tank. The following graph shows the monthly yield of a roof this size. Click HERE to see the graph.