1. Use a sunshade or window visor. Put up a sunshade or window visor every time you exit your car for more than a few minutes. Keep it even cooler for long periods by putting a sunshade in your rear window as well.
2.Use a dash cover. A fabric or upholstered dash cover can go a long way towards making your car’sinterior more comfortable. You won’t feel as overwhelmed by the heat if you don’t have to touch hot vinyl surfaces.
3. Park in a shady area. Whenever possible, park in a shady area. If you’re going to be somewhere for an extended period of time, it’s worth it to walk a bit farther in order to park in the shade
4.Park in a garage when possible. Whenever possible, park in a garage. Your car will be out of direct sunlight and will have the benefit of near-constant shade 5.Keep windows slightly cracked. While it’s not a good idea to leave your windows all the way open, it is a good idea to leave them slightly cracked.