Miami, FloridaArtiom Photo/ShutterstockMedian home prices fell 1.3% year-over-year in August, Realtor.com said.For-sale inventory hit the highest level since May 2020, helping push prices lower.Listed below are the 10 metro areas that saw the biggest year-over-year price declines in August.While the US is finally escaping the summer heat, the last few months were anything but hot for the housing market.Housing activity cooled notably through the season, and August marked the slowest one in five years, Realtor.com said.The month notched the largest number of homes for sale since May 2020, with properties averaging 53 days on the market.According to Realtor.com's August Housing Report, these conditions have helped home prices slip lower across the country.