When is the Buddha’s birthday?

Answer

The exact date of birth of the Buddha is not known, but in Buddhist tradition, Wesak is the festival of the Buddha’s birth, enlightenment and death, all three of which are said to have occurred on the same day of the year. That festival is held on the full moon of the second month of the Indian year, which falls in late May or early June in the Western calendar. The indian name for this month is vaishaka.