The Federal Chamber of Automotive Industries said 93,555 vehicles were sold in September across the entire market, up 12.3 per cent on the same month a year ago when there were still COVID-19 restrictions in Sydney and Melbourne.
The Tesla Model Y had a big sales month in Australia in September.
Tesla represents almost two thirds of all electric vehicles sold in Australia this year.
In July, this caused a sharp reversal in sales of EVs in Australia, with just 609 fully electric vehicles sold across all brands, compared with 1137 in June, according to FCAI figures.
Brands such as Chinese-owned MG have been stepping up their presence in Australia, with a new electric vehicle model launched in September.
Victoria in September showed the biggest improvement compared with the COVID-affected market a year ago, with sales across all vehicles up 23.8 per cent to 25,367.