The natives of Kullu valley have developed enduring faith in the Supreme Being. Any vital decision they take is directed by the God's will. It may be marriage fixing, starting a new business or construction of a house. People advance every step of their life, after seeking permission of the deities.

Lord Shiva is worshipped here in the form of Bijli Mahadev, Juani Mahadev, Jageshar Mahadev and Shensher Mahadev. Brahma and Vishnu are worshipped as local deities.

Manu, Beas, Vashishtha, Kapil, Parshuram and Narad are the sages worshipped in the valley. These sages realized the sanctity of the valley and settled here. Through their knowledge, bravery and good deeds they acquired the position of God during the epic period.

The system of prayer in the temples of local deities is very different and is not according to the shastras (ancient scriptures). The custom of animal sacrifice is still prevalent in this region. Sacrifices are also made to calm the evil spirits.

A person who is a communicating link between the God and people is called 'Gur'. It is believed that the spirit of deity enters the Gur and predicts the future and promises to help people in time of need. People acquaint him with their difficulties and get answers. It is believed that wrath of gods may cause natural calamities.

This valley has 18 Nag (holy snakes) temples. The most important Vasuki Nag's temple is in Halaan village, near Naggar. These snakes are believed to be gods possessing supernatural powers. Surya Pooja (worshipping the sun) is also prevalent. There is a Surya temple in Nirath.

Most goddesses worshipped in the valley are forms of Durga (a powerful goddess destroying evil). She is worshipped as Hadimba, Vaishno Devi and Bhuvneshwari. People also worship Yoginees, who are believed to be the helpers of Goddess Durga. They also help the people in distress. Their temples are in Bahu near Jallori Pass.