Quote Originally Posted by SadieKate
I think your body actually has a harder time regulating its temperature when sweat doesn't evaporate the way it does in arid climates.
You are absolutely correct. Sweat is supposed to dry, thus cooling your body. When it is humid - no drying effect thus no cooling effect.

That's why, in Arizona we grin & say, "Yeah but it's a dry heat!" At which point I always retort "Yeah, so is hell."