Nagara Amavasya (Nagara Amavase) is observed on the No Moon in Ashada Month (Ashada Amavasya) as per the traditional calendars followed in Karnataka (Kannada Panchangams). In 2018, Nagara Amavasya date is August 11.
Nagara Amavasya marks the puja celebrations of Nagara Panchami which falls on the fifth day after this Amavasi. Naga Devata Puja (Sarpa Pooja) is the major ritual of the day.
It is also observed in Kannada influenced regions in Andhra Pradesh like Anantapur, Mahbubnagar, Tandur, Vikarabad; in Maharashtra like Solapur, Sangli and Kolhapur.
Kukke Subramanya Swamy Temple, Ghati Subramanya Swami Temple and Vidhurashwatha Nagadevata Temple are the most famous Temples to visit on Nagara Amavasya in Karnataka.
In 2017, Nagara Amavasya date is July 23.
In 2016, Nagara Amavasya date was August 2.
In 2015, Nagara Amavasya date was August 14.
In 2014, Nagara Amavasya date was July 26.
In 2013, Nagara Amavasya date was August 6.