One of the most sacred of these rituals is Sawan Somvar. Devotees up north will get four sacred Mondays this year to observe the fast, also known as Sawan Somwar. This year's first Sawan Somwar also coincides with Uttara Bhadrapada Nakshatra and Sukarma Yoga. Sawan Somvar RitualDuring the day, devotees bathe before sunrise before heading to a Shiva temple. Nag Panchamni 2026Nag Panchami falls on August 17 this year, the same day as the third Sawan Somwar.