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SIS School Calendar

Explore the latest school calendar, designed specifically for our SIS community of parents and students. Stay informed and up-to-date with important dates and events throughout the academic year.

2026 – 2027 academic year school calendar

2026 – 2027 School Calendar

2026 – 2027 Academic Year Key Dates

29 June – 24 July 2026Summer School
3 August 2026Leadership arrives
5 – 7 August 2026New Teacher orientation
10 – 14 August 2026Orientation Week (all staff)
14 August 2026New Parent Orientation
17 August 2026First Day of School
20 August 2026DP Orientation Day (online)
28 August 2026Names and Faces/PP Orientation
1 September 2026ASPs starts
4 – 7 September 2026PHIMO Finals (In person) 5th = online
21 – 22 September 2026National Holidays – Silver Week
23 – 25 September 2026STEAM Events
5 – 16 October 2026MAP Assessments
8 October 2026Parent workshop w/Lance King on ATL
9 – 10 October 2026PD (No school for students)
15 October 2026Secondary Interim Reports sent home
19 – 23 October 2026Fall Break
28 October 2026College Fair (TBC)
31 October 2026Open House
3 November 2026Parent Teacher Conferences (No school for Students)
21 November 2026International Culture Festival
23 November 2026National Holiday – Labor Thanksgiving Day
2 December 2026Dress Rehearsals – Winter Concert (EYP/PYP)
14 December 2026Winter Concert (EYP/PYP)
16 December 2026Reports Sent Home
17 December 2026Jam with De’Arts
18 December 2026Last day of Term 1
1 January 2027National Holiday – New Year’s Day
6 – 8 January 2027DP Winter Camp
11 January 2027No school for Students/PD for all Staff
12 January 2027First Day of Term 2
14 January 2027New Parent Orientation (online)
25 – 29 January 2027Literacy Week
8 – 19 February 2027G12 Mock Exams (Study Day Feb 5)
11 February 2027Open House/National Holiday
19 February 2027Japanese Culture Day
23 February 2027EYP-PYP Parent Teacher Conferences/Secondary PD Day (No school for all Students)
8 – 18 March 2027MAP Assessments
12 March 2027Secondary Sports Day
17 March 2027Secondary Interim Report sent Home
19 March 2027EYP/PYP Sports Day | Last Day of Term 2
22 March 2027National Holiday – Spring Equinox
22 – 26 March 2027Spring Break
29 March 2027First Day of Term 3
5 April 2027MYP5 Personal Project Exhibition
12 – 16 April 2027PYP Exhibition (13-15)
MYP Week Without Wall
DP Collaborative Science Project
12 – 23 April 2027DP (Interim) StuVac Weeks
23 April 2027Last day of school for DP2
26 April 2027First Day of DP2 IB Exams
3 – 5 May 2027National Holiday
14 May 2027Online Open House
17 May 2027Theory of Knowledge Exhibition
18 May 2027Last Day of DP2 | IB Exams
19 – 28 May 2027G11 Mock Exams
20 – 21 May 2027Drama Performance
26 – 28 May 2027G5 Residential Trip to Nagano
29 May 2027Student-led Conferences
31 May 2027G5 Transition/Start of Job Shadowing
31 May – 3 June 2027Job Shadow Week
31 May – 11 June 2027No ASPs
1 June 2027Festival of Learning Rehearsal
4 June 2027Graduation (KG) / Graduation Rehearsal (G5/DP2)
5 June 2027Graduation (G5, DP2)
7 June 2027Jam with De’Art/MYP5 Celebration0
10 June 2027Festival of Learning
11 June 2027Last Day of School
14 – 18 June 2027Reflection week
15 June 2027End of Year – Reports sent home
28 June – 23 July 2027Summer School
19 July 2027National Holiday – Sea Day

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