The coolest interval in Cancun is in January to February with temperatures averaging 73 fahrenheit. Temperatures don't fall a great deal under 68 fahrenheit at night. The warmest time in Cancun with temperatures in the mid-80s is all-around June and July. You will find a forecast of drinking water temperature https://collinaxpgw.designi1.com/53440782/cancun-weather-an-overview