Which is better for hydration – cold water or room temp water? ADVERTISEMENT 1.23K viewsDecember 29, 2013 0 Robyn December 29, 2013 0 Comments 8 Answers ActiveVotedNewestOldest 0 Jocelyn0 Posted 0 Comments The key is to stay hydrated. So whichever one will help you to take in more fluids. I prefer cold water over room temperature. Room temperature water actually makes me feel I’ll, so drinking that would make me drink much less than cold water. You are viewing 1 out of 8 answers, click here to view all answers. Register or Login