As Lisa said, the pools are heated ... and it's probably still warm enough that it's not a concern. Have a great trip!!
<img src="http://disneydoc.homestead.com/files/hhpool.JPG">
<img src="http://disneydoc.homestead.com/files/BHpool7_1.jpg">
<a href="http://disneydoc.homestead.com/hh.html">HH Resort</a>
Enjoy!!