| # | Festivals | Date |
| 1 | Aadi Perukku | 02 Aug 2021 (Monday) |
| 2 | Guru Harkrishan Jayanti | 02 Aug 2021 (Monday) |
| 3 | Masik Karthigai | 02 Aug 2021 (Monday) |
| 4 | Shravan Somwar Vrat | 02 Aug 2021 (Monday) |
| 5 | Rohini Vrat | 03 Aug 2021 (Tuesday) |
| 6 | Mangala Gauri Vrat / Puja | 03 Aug 2021 (Tuesday) |
| 7 | Kamika Ekadashi | 04 Aug 2021 (Wednesday) |
| 8 | Gauna Kamika Ekadashi, Vaishnava Kamika Ekadashi | 04 Aug 2021 (Wednesday) |
| 9 | Bonalu Festival | 04 Aug 2021 (Wednesday) |
| 10 | Masik Shivaratri | 06 Aug 2021 (Friday) |
| 11 | Sawan Shivaratri | 06 Aug 2021 (Friday) |
| 12 | Darsha Amavasya | 08 Aug 2021 (Sunday) |
| 13 | Hariyali Amavasya | 08 Aug 2021 (Sunday) |
| 14 | Shravan Somwar Vrat | 09 Aug 2021 (Monday) |
| 15 | Quit India Day | 09 Aug 2021 (Monday) |
| 16 | Mangala Gauri Vrat / Puja | 10 Aug 2021 (Tuesday) |
| 17 | Hariyali Teej | 11 Aug 2021 (Wednesday) |
| 18 | Andal Jayanthi / Aadi Pooram | 11 Aug 2021 (Wednesday) |
| 19 | Onam Festival | 12 Aug 2021 (Thursday) - 23 Aug 2021 (Monday) |
| 20 | Vinayaka Chaturthi | 12 Aug 2021 (Thursday) |
| 21 | Skanda Sashti | 13 Aug 2021 (Friday) |
| 22 | Nag Panchami | 13 Aug 2021 (Friday) |
| 23 | Nehru Trophy Boat Race | 14 Aug 2021 (Saturday) |
| 24 | Tulsidas Jayanti | 15 Aug 2021 (Sunday) |
| 25 | Independence Day | 15 Aug 2021 (Sunday) |
| 26 | Masik Durgashtami | 16 Aug 2021 (Monday) |
| 27 | Shravan Somwar Vrat | 16 Aug 2021 (Monday) |
| 28 | Parsi New Year | 16 Aug 2021 (Monday) |
| 29 | Malayalam New Year | 17 Aug 2021 (Tuesday) |
| 30 | Mangala Gauri Vrat / Puja | 17 Aug 2021 (Tuesday) |
| 31 | Shravana Putrada Ekadashi | 18 Aug 2021 (Wednesday) |
| 32 | Muharram | 19 Aug 2021 (Thursday) |
| 33 | Damodara Dwadashi | 19 Aug 2021 (Thursday) |
| 34 | Rajiv Gandhi Jayanti | 20 Aug 2021 (Friday) |
| 35 | Uthradam Thirunal Pamba Boat Race | 20 Aug 2021 (Friday) |
| 36 | Varalakshmi Vratam | 20 Aug 2021 (Friday) |
| 37 | Raksha Bandhan | 21 Aug 2021 (Saturday) |
| 38 | Payippad Boat Race | 21 Aug 2021 (Saturday) - 23 Aug 2021 (Monday) |
| 39 | Rigveda Upakarma | 21 Aug 2021 (Saturday) |
| 40 | Narali Purnima | 22 Aug 2021 (Sunday) |
| 41 | World Sanskrit Day / Sanskrit Diwas | 22 Aug 2021 (Sunday) |
| 42 | Yajurveda Upakarma | 22 Aug 2021 (Sunday) |
| 43 | Hayagriva Jayanti | 22 Aug 2021 (Sunday) |
| 44 | Gayatri Jayanti | 22 Aug 2021 (Sunday) |
| 45 | Luv Kush Jayanti | 22 Aug 2021 (Sunday) |
| 46 | Bhadrapada Amavasya | 23 Aug 2021 (Monday) |
| 47 | Gayathri Japam | 23 Aug 2021 (Monday) |
| 48 | Aranmula Boat Race | 25 Aug 2021 (Wednesday) |
| 49 | Bahula Chauth (Bol Choth) | 25 Aug 2021 (Wednesday) |
| 50 | Kajari Teej | 25 Aug 2021 (Wednesday) |
| 51 | Sankashti Chaturthi | 25 Aug 2021 (Wednesday) |
| 52 | Randhan Chhath | 28 Aug 2021 (Saturday) |
| 53 | Balarama Jayanti | 28 Aug 2021 (Saturday) |
| 54 | Balarama Jayanti | 28 Aug 2021 (Saturday) |
| 55 | Adya Kali Jayanti | 29 Aug 2021 (Sunday) |
| 56 | Masik Karthigai | 29 Aug 2021 (Sunday) |
| 57 | Shitala Satam | 29 Aug 2021 (Sunday) |
| 58 | Kala Ashtami, Kalashtami | 30 Aug 2021 (Monday) |
| 59 | Krishna Janmashtami | 30 Aug 2021 (Monday) |
| 60 | Gogaji Fair (Gogamedi Fair) | 31 Aug 2021 (Tuesday) |
| 61 | Dahi Handi | 31 Aug 2021 (Tuesday) |
| 62 | Rohini Vrat | 31 Aug 2021 (Tuesday) |