People live in extremely hot weather. And air conditioning is a thing. A few degrees in temperature change is quite manageable.
(And btw, not everyone lives in 36°C. Try to get those who live in a 20°C weather to care about a 2°C change even without air conditioning.)
They have this at the St. Gellert baths in Budapest:
https://afar-production.imgix.net/uploads/images/post_images...