prevailing weather band across the Port Phillip Bay area moves in a SW to NE direction. Rainfall increases on the eastern
side if the Bay on the hills. Annual rainfall in the Whitehorse district is about 780 mm, compared with about 400 Kim which
falls in the western areas such as Braybrook.
there are very few perennial (i.e., non-permanent flows) streams in Whitehorse, and almost none in Mont Albert, excepting the Koonung Creek.
However, in other parts of Whitehorse, perennial
streams include Gardiners, Mullum Mullum, Koonung and Dandenong Creeks.
Wattle Park has two
small streams – the Damper and Hercules Creeks
are areas of permanent-standing water, and only very few now exist in Whitehorse. They were found originally in the northern
end of Sparks Reserve, Gardiner’s Creek, the junction of Belmore and Elgar Rds, and SE of the Canterbury and Warrigal