Answer

If by Swapna Diwas you mean Swapna Darshan / Mahavir Janma Vanchan in the Śvetāmbara Paryushan, then in 2026 it falls on Saturday, September 12, 2026. Paryushan begins on Tuesday, September 8, 2026, and this observance is traditionally the 5th day of Paryushan. ( jaincenternj.org)

Explanation

Many Jain centers describe Swapna Darshan as the day when the 14 auspicious dreams of Trishala Mata are celebrated, and note that it is the 5th day of Paryushan. Since Paryushan starts on September 8, 2026, the 5th day is September 12, 2026. ( jaincenter.org)

Spiritual Understanding

This day is spiritually important because it reminds Jains of the auspicious arrival of Bhagwan Mahavir and the purity, joy, and blessing associated with his birth. It is usually observed with devotion, puja, bhavna, and satsang. ( jaincenter.org)

Takeaway

Swapna Diwas 2026: Saturday, September 12, 2026. If you follow a specific Jain sangh or sect calendar, the observance may be marked a little differently.