St. Peter's Annual Day Celebration is held in high esteem every year. This is the most well known and celebrated function of St. Peter's Sr. Sec. School, Jaswantnagar as majority of the students and former students participate in the programmes held on that day. The public meeting starts by around 6.30 pm where invited guests from the film industry, political field, etc. participate to inaugurate the function and to distribute the prizes for the students who have scored A1 for AISSCE and AISSE. Prizes are also distributed to the Literary, Cultural and Sports Champions and also to the students from each class who have performed the best. The School Magazine is also released on that day. Variety entertainments are showcased by the students after the public meeting.