There are 12 Amavasya in 2017 – one in each month and twice in September.
Amavasya has great significance in Hindu rituals and Hindu calendar. Ashada Amavasya is referred to as Chukkala Amavasya; Shravana Amavasya is celebrated as Polala Amavasya (Bail Pola), Bhadrapada / Ashwin Amavasya is observed as Mahalaya Amavasya (Sarva Pitru Amavasya).
Somvati Amavasya (Amavasya on Monday), Shani Amavasya (Amavasya on Saturday), Bhaumvati Amavasya (Amavasya on Tuesday) and Bhanu Amavasya (Amavasya on Sunday) are the famous Vrat. In 2017, Somvati Amavasya falls two times.
Amavasya Upvaas, Fasting on Amavasya
Amavasya Vrat – Types of Amavasya Vrat
Amavasya Tharpanam – Benefits of Amavasya Tharpan Rituals
On Amavasya, devotees also offer Pitru Tharpan, Pinda Daan and other Pitru rituals.
Amavasya 2017 dates
27 January 2017
(Friday) Magha Amavasya
26 February 2017
(Sunday) Phalguna Amavasya
28 March 2017
(Tuesday) Chaitra Amavasya
26 April 2017
(Wednesday) Vaishakha Amavasya
25 May 2017
(Thursday) Jyeshtha Amavasya
24 June 2017
(Saturday) Ashadha Amavasya
23 July 2017
(Sunday) Shravana Amavasya
21 August 2017
(Monday) Bhadrapada Amavasya – Somvati Amavasya
20 September 2017
(Wednesday) Ashwin Amavasya
19 October 2017
(Thursday) Kartik Amavasya
18 November 2017
(Saturday) Margashirsha Amavasya
18 December 2017
(Monday) Paush Amavasya – Somvati Amavasya