Betulia, AntioquiaBetulia is a town and municipality in the Colombian department of Antioquia. It is part of the sub-region of Southwestern Antioquia. According to the 2018 census, its population comprised 15,097 people.WWW betulia-antioquia.gov.co/...ClimateBetulia has a relatively cool tropical rainforest climate due to altitude with heavy rainfall year-round.