Tamil Nadu School Academic Calendar 2026-27 Released: Full List of Working Days, Holidays & Summer Vacation
The Department of School Education, Government of Tamil Nadu, has released the Academic Calendar for the 2026–27 academic year, detailing working days, government holidays, vacation periods, and important academic schedules for schools across the state.
Academic Year Summary
Total School Working Days: 210
Total Holidays: 155
Total Days in the Academic Year: 365
| Month | Government Holidays | Sundays & Public Holidays | Working Days | School Days | Total Days | Saturday Holidays |
| June | 26 | 1, 3, 6, 7, 13, 14, 20, 21, 27, 28 | 12 | 18 | 18 | Nil |
| July | Nil | 4, 5, 11, 12, 18, 19, 25, 26 | 8 | 23 | 41 | Nil |
| August | 15, 26 | 1, 2, 8, 9, 16, 22, 23, 29, 30 | 11 | 20 | 61 | Nil |
| September | 4, 14 | 5, 6, 12, 13, 20, 26–30 | 12 | 18 | 79 | 19 |
| October | 2, 19, 20 | 1, 3, 4, 10, 11, 17, 18, 24, 25, 31 | 13 | 18 | 97 | Nil |
| November | 8 | 1, 7, 14, 15, 21, 22, 28, 29 | 9 | 21 | 118 | Nil |
| December | Nil | 5, 6, 12, 13, 20, 24–31 | 13 | 18 | 136 | 19 |
| January | 1, 15, 16, 17, 23, 26 | 2, 3, 9, 10, 24, 30, 31 | 13 | 18 | 154 | Nil |
| February | Nil | 6, 7, 13, 14, 20, 21, 27, 28 | 8 | 20 | 174 | Nil |
| March | 10, 26 | 6, 7, 13, 14, 20, 21, 27, 28 | 10 | 21 | 195 | Nil |
| April | 8, 14, 19 | 3, 4, 10, 11, 17, 18, 25–30 | 15 | 15 | 210 | 24 |
| May | Nil | Summer Vacation | 31 | 0 | 210 | Nil |
Holiday Schedule
First Term Holidays
School Reopens: September 17
Holiday Period: September 26 to October 4 (9 days)
Second Term Holidays
School Reopens: December 15
Holiday Period: December 24 to January 3 (11 days)
Summer Vacation
Last Working Day: April 24, 2027
Summer Holidays: April 25 to May 31, 2027 (37 days)
The academic calendar has been prepared to ensure that schools complete the prescribed 210 working days while providing scheduled holidays and vacation periods throughout the academic year. Schools across Tamil Nadu are expected to follow this calendar for the 2026–27 academic session, subject to any future changes or notifications issued by the Department of School Education.
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