Its been a couple of years since we went in June, ahh the memories.
Lets see it was hot and humid, a afternoon rain shower is likely, staying on site is is pure joy, as for crowds no problem for the rides with express.
Harvey Porter will surely be packed(thats a given)No express but you can go 1 hour early. The only crowd issue for you is the resturaunts and stores.
Universal to me has the best ques as for keeping guest as cool as possible,
fans with mist and in the shade.