The coolest interval in Cancun is in January to February with temperatures averaging seventy three fahrenheit. Temperatures don't fall greatly below 68 fahrenheit in the evening. The warmest time in Cancun with temperatures during the mid-80s is all over June and July. You will find a forecast of water temperature https://trevorwpdqc.blogsvila.com/32165855/the-5-second-trick-for-cancun-weather