Within Shakta Tantra, the rhythm of the year is marked by festivals that turn the mind again and again toward the Divine Mother in her many manifestations. Foremost among these are the Navaratri observances—nine nights and ten days dedicated to Devi in forms such as Durga, Lakshmi, and Saraswati. These are celebrated both in the autumn and in the spring, and in tantric lineages they are often accompanied by mantra‑japa, homa, yantra‑puja, and recitation of sacred texts. Durga Puja, closely associated with the autumn Navaratri, especially in Bengal and neighboring regions, celebrates the victory of Durga over Mahishasura through elaborate image worship and communal rites. During these periods, particular nights such as Mahashtami and Kalaratri are treated with special reverence in traditions that emphasize the more awe‑inspiring aspects of the Goddess.

Kali Puja occupies a distinctive place, especially where the fierce, protective power of the Mother is central to practice. Celebrated on the new‑moon night that coincides with the wider Diwali observances, it often involves night‑long worship of Mahakali with mantras, offerings, and other tantric rites. In some Shakta settings, the same season is also colored by Lakshmi‑focused worship, where the Diwali atmosphere becomes a backdrop for honoring the Goddess of abundance through specific ritual forms. Closely related in spirit, though different in mood, are observances such as Saraswati Puja and Vasant Panchami, which turn attention to the Mother as knowledge, music, and the arts, especially in educational and cultural settings.

Certain festivals are more explicitly rooted in tantric sacred geography and symbolism. Ambubachi Mela at the Kamakhya temple in Assam is a prime example, commemorating the annual menstruation of the Goddess and emphasizing fertility and the creative potency of Shakti. For several days the temple remains closed, and its reopening is marked by special rites that underscore the sanctity of the Goddess’s embodied power. In other Shakta‑tantric streams, days associated with Lalita Tripurasundari, such as Lalita Jayanti and particular lunar observances, are honored through Sri Chakra worship, recitation of her thousand names, and fire offerings. Together, these festivals form a liturgical tapestry in which the Divine Mother is approached as both the gentle bestower of wisdom and prosperity and the awe‑inspiring force that creates, sustains, and transforms the cosmos.