Here are the days of Paryushan as observed by the two main Jain traditions:

• Shwetambar (eight days, ending with Samvatsari, the day of forgiveness)

1) 21 August 2025 (Thursday) 2) 22 August 2025 (Friday) 3) 23 August 2025 (Saturday) 4) 24 August 2025 (Sunday) 5) 25 August 2025 (Monday) 6) 26 August 2025 (Tuesday) 7) 27 August 2025 (Wednesday) 8) 28 August 2025 (Thursday) – Samvatsari (Michhami Dukkadam, forgiveness day)

• Digambar (Das Lakshan Parva, ten days)

1) 29 August 2025 (Friday) 2) 30 August 2025 (Saturday) 3) 31 August 2025 (Sunday) 4) 1 September 2025 (Monday) 5) 2 September 2025 (Tuesday) 6) 3 September 2025 (Wednesday) 7) 4 September 2025 (Thursday) 8) 5 September 2025 (Friday) 9) 6 September 2025 (Saturday) 10) 7 September 2025 (Sunday) – Anant Chaturdashi

Notes:

• Shwetambar Jains observe 8 days of Paryushan, ending with Samvatsari.
• Digambar Jains observe 10 days (Das Lakshan Parva), ending with Anant Chaturdashi.

You can read more here and here