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Academic Year 2026–2027

School Calendar

All key dates, holidays, events, and term dates for the Siriaunda School academic year. Select a term tab to view that period's calendar.

Public Holiday School Event School Break Academic Milestone Health Check
May 2026
AY 2026–2027 Starts
Term 1
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
31
13–14Teachers' Preparation | Teachers' Professional Development & Training
15New Parents' Orientation Day & Parents Meet Homeroom Teachers Session
18🎉 School re-opens for AY 2026–2027
25Enrichment Course (Semester 1) Starts
June 2026
End of Term 1
Term 1
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
1Visakha Bucha Day (Public Holiday in-lieu)
3H.M. Queen Suthida Bajrasudhabimalalakshana's Birthday (Public Holiday)
3Teachers' Professional Development & Training
24Seasonal Flu Vaccination (Optional)
24End of Term 1 (10 weeks)
July 2026
School Break
Break
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
31
27–31School Break
August 2026
Term 2 Starts
Term 2
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
31
3Term 2 Starts
11Mother's Day Activity (Students Only)
12Mother's Day (Public Holiday)
28Health Check
September 2026
Progress Evaluation
Term 2
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
14–18Students' Progress Evaluation
October 2026
PTC & Semester Break
Term 2/3
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
31
2Enrichment Course (Semester 1) ends (18 weeks)
5–8Parents Teachers Conference (PTC)
9Class Party & End of Semester 2 (20 weeks)
12–16School Semester 1 Break
19School re-opens — Semester 2 Starts | Term 3 Starts
22Family Sports' Day (Parents/Guardians are invited)
23Chulalongkorn Memorial Day (Public Holiday)
26Enrichment Course (Semester 2) Starts
November 2026
Term 3
Term 3
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
4Father's Day Activity (Students Only)
13Excursion
December 2026
Christmas Break
Term 3
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
31
7H.M. The King's Birthday (Public Holiday in-lieu)
10Constitution Day (Public Holiday)
11Christmas Celebration (Parents & Guardians are invited)
15 Dec–1 JanChristmas and New Year's Break
January 2027
Term 4 Starts
Term 4
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
31
1–2New Year's Break
4School re-opens
18Term 4 Starts
February 2027
Chinese New Year & Open House
Term 4
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
5Chinese New Year Activity (Students Only)
10Private Education Day
12"Reading is Fun" Carnival
13Open House
19Health Check
22Makha Bucha Holiday (Public Holiday in-lieu)
24–26Students' Progress Evaluation
March 2027
Graduation & Year End
Term 4
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
31
5K3 Graduation Ceremony (No Enrichment course for K3)
12Enrichment Course (Semester 2) ends (17 weeks)
15–18Parents Teachers Conference (PTC)
19Class Party & End of Semester 2 (19 weeks)
22–26Summer 2027 — Week 1
29 Mar–2 AprSummer 2027 — Week 2
April 2027
Summer School & Songkran
Summer
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
1–2Summer 2027 — Week 2 (continued from March)
5–9Summer 2027 — Week 3
12 Apr–14 MaySongkran Break & School Break
May 2027
AY 2027–2028 Preparation
Summer
Sun
Mon
Tue
Wed
Thu
Fri
Sat
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
31
1–14Songkran Break & School Break (continued from April)
10–13Teachers' Preparation | Teachers' Professional Development & Training
14New Parents' Orientation Day & Parents Meet Homeroom Teachers Session
17🎉 School re-opens for AY 2027–2028
20Visakha Bucha Day (Public Holiday)

📌 Key Dates at a Glance

AY Opens

School Re-opens AY 2026–2027

18 May 2026

End Term 1

End of Term 1 (10 weeks)

24 June 2026

School Break

Post Term 1 School Break

27–31 July 2026

Term 2

Term 2 Starts

3 August 2026

Sem 1 Break

School Semester 1 Break

12–16 October 2026

Term 3

Semester 2 / Term 3 Starts

19 October 2026

Christmas

Christmas & New Year Break

15 Dec 2026 – 2 Jan 2027

Term 4

Term 4 Starts

18 January 2027

Graduation

K3 Graduation Ceremony

12 March 2027

Year End

Class Party & End of Semester 2

19 March 2027

Summer

Summer School 2027

22 Mar – 9 Apr 2027

Next AY

School Re-opens AY 2027–2028

17 May 2027

📥 Download Full Calendar PDF

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