Yours should be fine Connie. I don't think it's the heat, Bob, It's only been in the 90's for last week or so, but we've also been getting rain storms between 2 and 4 everyday for last week and then the sun is back out. They actually cook when they are wet.. It's like being in a sweat tank . But it's to be expected, Once you get east of the Blue Ridge heading towards Washington, they've cut down at least 95% of the trees all the way to the Chesapeake Bay in last 40 years.It's All concrete. :