Bishops and pastors led services and delivered sermons in various cathedrals and churches of different Christian denominations in the capital, Shillong.
Archbishop of Shillong Archdiocese, Reverend Dominic Jala presided the midnight Christmas mass at the Mary Help of Christian Cathedral here.
In his sermon, Jala appealed to people to uphold the ideals of universal love and brotherhood.
All churches, missionary schools and institutions were also decorated with colourful buntings and lights.
Exchange of greetings and gifts, visits to relatives, games and sports among children and community feasts marked celebrations across the state where over 80% of the population is Christian.
Leaders of various political parties have greeted the people on the occasion of Christmas.
Meghalaya Governor R S Mooshahary said that the spirit of Christmas brings peace, happiness and joy to every home.