When is Rishi Panchami 2026 and what are its rituals? Check the exact date, Puja Muhurat, vrat rules, mantras and significance. Rishi Panchami Vrat will be celebrated on September 15, Tuesday. This vrat falls on the fifth day of Bhadrapada Shukla Paksha and is done for the worship of Saptarishis – the seven great sages of the Hindu religion. Find out the exact date, time, process, puja mantra, importance, and significance of Rishi Panchami vrat. Rishi Panchami 2026: Date and