According to Hindu Shashtra and belief all weekdays have distinct significance. The weekdays are named as Somvar (Monday), Mangalvar (Tuesday), Budhvar (Wednesday), Vrihaspativar (Thursday), Shukravar (Friday), Shanivar (Saturday), Ravivar (Sunday). Each weekday is associated with a specific god and ruled by a specific planet. The days also have various color significance and fasting are observed on those days for special purpose. It is believed that different gods fulfill different desires. One is afflicted by the rage of the gods if they do not show proper respect to the god. There are many ancient stories and legends depicting the glory of various gods or planets as well as the advantage of keeping the fasts on specific days. The stories also narrate the adversities one has to face if they ignore any God or Planet specific for a day.

Somavar: Somvar or Monday is believed to be the day of Lord Shiva. Fasting is observed to propitiate him. The fasting has special significance on the month of Sravan. This day is observed to acquire wisdom or prosperity.

Mangalvar : Mangalvar or Tuesday is observed as day of lord Hanuman. The disciples wear red clothes, shower red flowers and keep fast. Different sacred stories are red and listened by the devotees before breaking the fasting. The fasting is kept to appease planet Mars and get royal patronage, happiness or a son.

Budhavar: Budhbar or Wednesday is related to planet Mercury. It is also thought the day of Shiva. Green color is good for this day. The followers observe fasting and takes meal only once in a day. Mercury brings happiness and deepens love between husband and wife.

Vrihaspativar : The Vrihaspativar or Thursday is ruled by planet Jupiter. It is also commonly termed as Guruvar. The Vrihaspati is the teacher of the gods. The day is also observed to pay homage to Lakshmi Devi to increase wealth and prosperity. The devotees observe fast. They wear yellow clothes, shower yellow flowers and serve yellow colored food.

Shukravar: This day is observed to pacify Shukra God or Venus. Devotees observe fast on Friday or Shukravar. The lord is worshipped with white flowers and rice. The adherents wear white dresses, serve white food like kheer and avoid sour foods. The venus increases love between husband and wife.

Shanivar : The Saturday or Shanivar is governed by Saturn god, who had evil power to cause distress on anybody for a long period. The Saturn god is made of black iron. All black things like black sesame seeds, black lentils, black flowers are the ingredients of the Puja. People wear black clothes, eat lentils and sesame, donate iron, black blanket or oil. The puja and fasting is performed to keep away sufferings and misery.

Ravivar: Sunday or Ravivar is the day of Sungod. He is worshipped with red sandalwood and red flowers. Fasting is observed to achieve prosperity as well as to get rid of various skin diseases.