Rainfall in Western Australia
Rainfall recorded in Perth for the 24 hours to 9am on Friday, 30 July 2010 was 0.2 mm
We rely on rainfall to soak the catchments surrounding our dams so they receive a steady inflow over the winter months. We have received 344.8mm of rain so far this year (January to July).
Nearly half of the water that supplies Perth comes from dams in the Darling Range and the South West of the State. The total capacity of our Perth and South West dams is 622 gigalitres. Currently the combined storage is 218.44 gigalitres, 35.1% of their total capacity.
Rainfall in Perth for each month in 2010 and 2009
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
| 2010 | 0 | 0.2 | 40.4 | 25 | 88.6 | 51.4 | 139.2 | 344.8 | |||||
| 2009 | 0.2 | 8.2 | 6.8 | 5 | 46 | 156.2 | 149.6 | 111 | 80.2 | 6.8 | 38.2 | 0 | 608.2 |
| Average | 9.5 | 12.8 | 19.4 | 44.0 | 118.0 | 177.0 | 170.0 | 134.0 | 81.0 | 53.0 | 22.0 | 13.0 | 852.6 |
Rainfall in Perth (Cumulative)
Perth's Seasonal Rainfall
Perth has received 190.6mm of rain so far this Winter, compared to the Winter rainfall average of 481mm
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■ - Autumn 2010 ■ - Winter 2010 ■ - Spring 2009 ■ - Summer 2009/2010  - Seasonal Average |
