In the US there are people who you would think we're literally unfuckable, looks, hygiene and filthy poor and yet they find someone and have 7 kids.
I've seen women and men alike that almost make you want to throw up by looking at them but somehow have a fuckn kid crawling on them.
40c is 104F, it's not common but it happens where I live at least a few times a summer.
49c is 120F that wouldnt be fun
My state high happened near where I live in 1934. 118 degrees.
Personally I think the highest I've experienced is 112.