TIPS ON KEEPING YOUR CAR PROTECTED ON HOT SUMMER DAYS:
Check your battery (i have used auto zone in the past they will check it for free)
Top off fluids
Park in the shade and try to avoid direct sunlight
Apply suncreen to your car (A non greasey product that provides a UV protectant applied to the interior of your vehicle )
Use a sunshade (any will do!)
check tire pressure (usually located on drivers side inside door panel)
keep it clean and protected (apply a sray detailer to add a quick layer of protection to your paint)