How many novices hike peaks, start at 80F and end at 40F, tired and sweaty as hell, and have another 2 hours to get down off the mountain before temps go back t

How many novices hike peaks, start at 80F and end at 40F, tired and sweaty as hell, and have another 2 hours to get down off the mountain before temps go back to non-chilly. Hypothermia starts easier than conditions like this.