This article focuses on medicinal rituals and agricultural rituals among the Yucatec Maya from Early Colonial time to the present in Yucatan, Mexico. Healing Rituals connected to curing diseases caused by winds such as chan ik, the hot wind, as well as agricultural rituals such as the cha chaac, the rain rituals, are discussed in a long term perspective. Also the religious specialists called Hmenoob, more often translated as the Maya shamans, and their position in society as well as their ritual practices are presented in this article. The discussions are based on close readings and contextual analysis of the native Yucatec Maya sources called the Books of Chilam Balam and the Ritual of the Bacabs.