With all this scorching humidity and heat bees will hang outside to maintain the hive temp. This is actually called bearding and this hive has about 60,000 individuals. All packed in and the hive overheats so some stay out while others inside fan their wings profusely while suspending a drop of water from their mouth. As the water evaporates it takes heat with it, in the greenhouses I worked at in college we had cooling via the same principle and called them swamp coolers