Because of its high elevation, the climate on Mount Pulag is temperate with rains predominating the whole year. Rainfall on the mountain averages yearly with August being the wettest month with an average rainfall of . Snow hasn't fallen on its top in at least the past 100 years; however, there have been mild flurries on the mountain, especially during December, January and February. Frost is more common on the mountain due to the low temperature during those months. During the Winter season, the temperature at the highest point of the mountain is known to dip into sub-freezing temperatures, making it the coldest place in the country. The only recorded incidence of snow was in the late 1800s.