Associated with the legends of Lord Krishna, the two places of Mathura and Vrindavan have some truly great festivals celebrated with much fanfare and popular participation. The festivals associated with the legend of Lord Krishna are extremely colorful and people take part in the celebration spontaneously.
Holi is among the most important festivals in this part of the country. During a full-moon day at the time of February and March, people throw color dye on one another and enjoy the day in merriment. If you visit the place during this time of the year, you will have the privilege to see some of the most colorful and often boisterous processions. Expect to be covered totally in colored dye and the more you take part in the carnival of color and mirth, the better.
Janmashtami, the day when Lord Krishna was born is no wonder celebrated with much pomp and show. People enact the many legends during the time of Lord Krishna and folklore and recitals take place throughout the night. In Mathura, thousands of devotees gather to offer prayer and the atmosphere is electric. At midnight, the time when Lord Krishna was born in a prison, the celebration reach a crescendo.
Festivals like Vasant Panchami and Siva - Ratri is celebrated with much fanfare. At Ranganath Temple you can also see the Brahmosava Festival. This is organized during the months of March and April. The place is truly a tourist's paradise. You will be able to get a close insight into the culture of India and the enthusiasm of the people of the region.