How hot is a car seat after a night in the garage? It’s HOT. I wanted to find out because this is my son’s first summer in this car seat and the other day we were driving for *maybe* 10 minutes and I noticed he was so hot even after the car was in the garage all night and the AC was cranked before I even put him in the car. You’re going to see the sweat stains. I actually pulled over and took him in a cold store because it totally freaked me out and now I’m taking all the measures to keep him cool. I just didn’t expect it to be so necessary when pulling out of our garage!! Well this explains it. These car seats seriously hold onto heat. Location: Phoenix Outside temp: 92 degrees Recorded Low: 88 degrees Time of measurement: 10am Time car was parked: 3pm the day before Vehicle: 4Runner Car Seat: Maxi Cosa Pria 3-in-1 So what can we do to help our kids? Place ice packs, a frozen jug of water or littlebumcoolers in the seat. I also am now using the nogglenation to send AC directly to...