He makes his way towards the river, even though that's not their final goal. He wants to make use of it before they continue on. He dips his hands in to scoop up some water for drinking, and once he's had his fill, he pulls his shirt off (not minding at all that he's not alone), dips it in the river, wrings it out, and wipes down his face and neck with it. Finally he dips it in the water again, wrings it out once more, and puts it back on. Hopefully the damp will help cool him down for awhile.

"So the first group of people arrived at essentially the same time, and those of us who arrived later than that came individually?" He's not sure if that means anything, but it's good to have an idea of as much of the situation as possible. Anything could turn out to be important.