The day when Purnima falls in the month of Paush or Pushyam is treated as Paush Purnima. It marks the end of Paush Maas and the beginning of the Magh month (As per Purnimanth Calendar).
Significance of Paush Purnima
On Paush Purnima devotees observe other festivals and vrat like Shakambhari Jayanthi, Satyanarayana Vratham, and Charta Festival. The famous Magh Mela in Allahabad starts on the next day of Paush Purnima. Pushyabhishek Yatra is celebrated in Sri Krishna temples all over India. Goddess Laxmi, Lord Shiva, and Lord Brahma are also worshiped on this day.
Ritual bath on Paush Pournima during the Magh Mela considered as very much auspicious. Thousands of devotees converge at the temple town of Prayag (Allahabad) for the holy bath at Triveni Sangamam.
Chhattisgarh people celebrate Charta festival on this day. In some parts of India, the day is celebrated as Shakambari Jayanthi (An avatar of Goddess Durga).