What is the meaning of pagumen? It is “the name of the 13th Month of the year” according to Ethiopian Calendar. In Ethiopian calendar, each month has 30 days equal and the remaining days after 12 months form the 13th month having five days every year and six in leap year. This month is a transition from old to start of New Year (which falls in 11th of September and 12th in leap year). It is the sign of end of rain season and start of sunshine, where all the landscape turns into green and become full of flowers. The disay fower is the most common and abundant starting in period of pagumen and ends up to end of October..