The New South Wales Government says there is no need for a state-wide heat wave strategy, despite soaring temperatures.
The ABC reports temperatures hit 39 degrees Celsius in Sydney on Saturday, with original forecasts predicting temperatures as high as 43C.
Much of the state was on alert with severe and extreme fire dangers declared in 13 districts.
The Greens are calling for a comprehensive strategy similar to Victoria and Queensland, involving warnings, education campaigns and early preparation of hospitals.
New South Wales Premier Kristina Keneally says the government is already doing enough to help people manage the heat.