The number of baby heat stroke deaths this year is 11! That is double what it was last year. What's happening? Why are parents forgetting their children in the back seats of cars? The last death was a child left in a car with outside air temperature of about 93 degrees. That means the inside of the car can heat up to over 120 degrees. I know. I have been running experiments with multiple thermometers (3) in our cars. With engine off, tinted windows up, parked in the