| 2009 | |||||||||
| August 2009 | 1 | 2 | 3 | - Office Opens & Staff Orientation400 | |||||
| 3 | 4 | 5 | 6 | 7 | 8 | 9 | 4-7 | - Teachers Orientation & Working Day | |
| 10 | 11 | 12 | 13 | 14 | 15 | 16 | 12 | - HM Queen's Birthday - Holiday | |
| 17 | 18 | 19 | 20 | 21 | 22 | 23 | 13 | - 1st Day of School (1st Semester) | |
| 24 | 25 | 26 | 27 | 28 | 29 | 30 | 14 | - Mother's Day Ceremony & Parents / Students Orientation | |
| 31 | |||||||||
| September 2009 | 1 | 2 | 3 | 4 | 5 | 6 | 18 | - International Day | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 | 24 | - Fire Drill | |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 | |||
| 21 | 22 | 23 | 24 | 25 | 26 | 27 | |||
| 28 | 29 | 30 | |||||||
| October 2009 | 1 | 2 | 3 | 4 | 20-22 | - PTC, Report Cards Issued (1st Quarter) | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 | 23 | - Chulalongkorn Day - Holiday | |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 | 30 | - Halloween Day | |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 | |||
| 26 | 27 | 28 | 29 | 30 | 31 | ||||
| November 2009 | 1 | 2 | - Loy Krathong Celebration | ||||||
| 2 | 3 | 4 | 5 | 6 | 7 | 8 | 19 | - Fire Drill | |
| 9 | 10 | 11 | 12 | 13 | 14 | 15 | 26 | - Thanksgiving Day | |
| 16 | 17 | 18 | 19 | 20 | 21 | 22 | |||
| 23 | 24 | 25 | 26 | 27 | 28 | 29 | |||
| 30 | |||||||||
| December 2009 | 1 | 2 | 3 | 4 | 5 | 6 | 3-4 | - 1st Semester Final Test | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 | 7 | - Substitution for H.M. King's Birthday - Holiday | |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 | 10 | - Constitution Day - Holiday | |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 | 18 | - 1st Semester Ends, Christmas Program | |
| 28 | 29 | 30 | 31 | 21-31 | - Holidays | ||||
| 2010 | |||||||||
| January 2010 | 1 | 2 | 3 | 1 | - Holiday | ||||
| 4 | 5 | 6 | 7 | 8 | 9 | 10 | 4 | - Teachers & Staff Meeting | |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 5 | - School Reopens (2nd Semester) | |
| 18 | 19 | 20 | 21 | 22 | 23 | 24 | 13-15 | - PTC, Report Cards Issued (2nd Quarter) | |
| 25 | 26 | 27 | 28 | 29 | 30 | 31 | |||
| February 2010 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 18 | - Fire Drill |
| 8 | 9 | 10 | 11 | 12 | 13 | 14 | 19 | - Sports Day | |
| 15 | 16 | 17 | 18 | 19 | 20 | 21 | |||
| 22 | 23 | 24 | 25 | 26 | 27 | 28 | |||
| March 2010 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 1 | - Substitution for Makha Bucha - Holiday |
| 8 | 9 | 10 | 11 | 12 | 13 | 14 | 17-19 | - PTC / Report Cards Issued (3rd Quarter) | |
| 15 | 16 | 17 | 18 | 19 | 20 | 21 | 26 | - Kevalee - Holiday | |
| 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29-31 | - Summer School & 1st Semester 2010-2011 Enrollment | |
| 29 | 30 | 31 | |||||||
| April 2010 | 1 | 2 | 3 | 4 | 1-4 | - Easter Celebration | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 | 6 | - Chakri Day - Holiday | |
| 12 | 13 | 14 | 15 | 16 | 17 | 18 | 12-16 | - Songkran - Holidays | |
| 19 | 20 | 21 | 22 | 23 | 24 | 25 | 19 | - School Resumes | |
| 26 | 27 | 28 | 29 | 30 | 29 | - Fire Drill | |||
| May 2010 | 1 | 2 | 3 | - Substitution National Labor Day - Holiday | |||||
| 3 | 4 | 5 | 6 | 7 | 8 | 9 | 5 | - Coronation Day - Holiday | |
| 10 | 11 | 12 | 13 | 14 | 15 | 16 | 13-14 | - 2nd Semester Final Test | |
| 17 | 18 | 19 | 20 | 21 | 22 | 23 | 21 | - The End of School Year - 1/2 day - Program | |
| 24 | 25 | 26 | 27 | 28 | 29 | 30 | 24-26 | - Teachers Working Days - Report Card & Summer School Preparation | |
| 31 | 31 | - Begin of Summer School | |||||||
| June 2010 | 1 | 2 | 3 | 4 | 5 | 6 | |||
| 7 | 8 | 9 | 10 | 11 | 12 | 13 | |||
| 14 | 15 | 16 | 17 | 18 | 19 | 20 | |||
| 21 | 22 | 23 | 24 | 25 | 26 | 27 | |||
| 28 | 29 | 30 | |||||||
| July 2010 | 1 | 2 | 3 | 4 | 23 | - End of Summer School | |||
| 5 | 6 | 7 | 8 | 9 | 10 | 11 | |||
| 12 | 13 | 14 | 15 | 16 | 17 | 18 | |||
| 19 | 20 | 21 | 22 | 23 | 24 | 25 | |||
| 26 | 27 | 28 | 29 | 30 | 31 | ||||