LHS Calendar (School Year (2009-2010)
| 2009 | ||
| May | ||
| 4-6 | Pre-enrollment for Incoming Freshmen | |
| 27-28 | Faculty Meeting / Planning Seminar | |
| June | 1 | Enrollment for Freshmen |
| 2 | Enrollment for Sophomores | |
| 3 | Enrollment for Juniors | |
| 4 | Enrollment for Seniors | |
| 1-4 | School Maintenance Week | |
| 5 | Freshmen Orientation | |
| 12 | Philippine Independence Day | |
| 15 | Classes Begin | |
| August | 18-20 | First Quarter Examinations |
| 26 | National Career Assessment Examination (NCAE) | |
| 31 | National Heroes Day | |
| September | 3-4 | Posting of Grades thru Summary Sheets |
| 8 | Encoding of Grades thru SIS/SGMS | |
| 11 | Printing of Report Cards | |
| October | 1-2 | 105th Foundation Anniversary of PUP |
| 5 | Issuance of PUPLHSEE 2010 Application Forms | |
| November | 1 | All Saints' Day |
| 2 | Special Legal Holiday | |
| 4-6 | Second Quarter Exam | |
| 9-13 | Midyear Assessment / Five Day Break / Faculty Development Program | |
| 16 | Posting of Grades thru Summary Sheets | |
| 16-17 | PUPLHS 55th Foundation Anniversary | |
| 19-20 | Encoding of Grades thru SIS/SGMS | |
| 23 | Printing of Report Card | |
| 25 | Releasing of Report Cards | |
| 30 | Bonifacio Day | |
| December | 19 | Christmas Vacation Begins |
| 25 | Christmas Day | |
| 30 | Rizal Day | |
| 2010 | ||
| January | 1 | New Year’s Day |
| 4 | Classes Resume | |
| February | 1-3 | Third Quarter Examinations |
| 8-9 | Posting of Grades thru Summary Sheets | |
| 11-12 | Encoding of Grades thru SIS/SGMS | |
| 15 | Releasing of Report Cards | |
| 18 | Deadline for submission of PUP-LHSEE 2010 application forms | |
| 21 | PUP-LHS Entrance Exam | |
| 22 | EDSA People Power Anniversary (legal holiday) | |
| 26-27 | CAT Teambuilding/Workshop | |
| March | 11 | National Achievement Test (NAT) |
| 16-17 | Culminating activities of the student organizations (Field Trip & Career Orientation, etc.) | |
| 22-24 | Final Examination for Graduating Students | |
| 29-31 | Final Exams for Non-Graduating Students | |
| April | 1 | Maundy Thursday |
| 2 | Good Friday | |
| 5-6 | Posting of Grades thru Summary Sheet | |
| 7 7-8 |
FIELD TRIP Encoding of Grades Thru SIS/SGMS | |
| 12 | Submission List of Honors | |
| 12-13 | Completion of All Academic Requirements | |
| 14 | Deliberation of Final Grades / Year Level | |
| 14 | Recognition Day / Signing of Clearance | |
| 16 | 53rd Commencement Exercises | |
| 20 | Distribution of Report Cards | |
