Calendar

MOUNT SINAI INTERNATIONAL SCHOOL TERM ONE 2026/2027

September 2026

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

DATE

ACTIVITY

Tuesday 1^st September 2026

·         First day of School

·         Deadline for 100% School fees payment for new students and, Primary and Secondary Check point and Year 11 IGCSE students

Tuesday 1^st to Friday 4^th September 2026

·         Middle School closes at 1pm

·         High School closes at 2pm

Friday 4^th September

·         Year 4 Parent Orientation day

·         High School students Orientation day

Monday 7^th  September 2026

·         After School Activities begin

Monday 7^th to Friday 11^th September 2026

·         Baseline tests (Year 6,9,11)

Friday 11^th September 2026

·   Deadline for 100% fees payment for new students and Examination classes Year 6, 9,11

·   Deadline for 50% School fees payment deadline for all returning students

Friday 11^th September 2026

·         Junior School New Parent Orientation day

Saturday 26^th September 2026

·         MSIS Prefect’s Camp

MOUNT SINAI INTERNATIONAL SCHOOL TERM ONE 2026/2027

October 2026

Sun

Mon

Tue

Wed

Thu

Fri

Sat

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

Mother’s Day

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

DATE

ACTIVITY

Friday 2^nd October 2026

·         Returning student school fees exclusions (50% non-fees payment)

Monday 5^th to Friday 9^th  October 2026

·         Mid-term examinations

40% of overall academic achievement

Monday 12^th to Friday 16^th October 2026

·         Half term break

Monday 19^th October 2026

·         MSIS Prefect’s Inauguration

Friday 23^rd October 2026

·         Parent and Teacher Consultation day

·         No School for students

Friday 30^th October 2026

·         Deadline for 100% fees payment for all returning students

Friday 30^th October 2026

·         Year One Excursion

MOUNT SINAI INTERNATIONAL SCHOOL TERM ONE 2026/2027

November 2026

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

DATE

ACTIVITY

Friday 6^th November 2026

·         Returning student school fees exclusions (100% non-fees payment)

Friday 13^th November 2026

·         Glee Club showcase

Monday 16^th November to Friday 20^th November

·         Global Entrepreneurship week

Monday 16th November 2026 to Thursday 19^th November

·         Last week for internal ASA

Friday 20^th November

·         World Children’s Day

Monday 23^rd November to Friday 27^th November 2026

·         Last week for Paid ASA

Monday 23^rd November to Friday 4^th December 2026

·         Middle to High School End of Term examinations period

60% of overall academic achievement

MOUNT SINAI INTERNATIONAL SCHOOL TERM ONE 2026/2027

December 2026

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

Christmas

26

27

28

29

30

31

DATE

ACTIVITY

Monday 30^th November to Thursday 3^rd December 2026

·         Junior School End of Term examinations

60% of overall academic achievement

Tuesday 8^th December 2026

·         Junior School Christmas Showcase

Wednesday 9^th December 2026

·         Final School Assembly and closing day for students

Thursday 10^th December 2026

·         Admin day for Teachers

Friday 11^th December 2026

·         Parent and Teacher Consultations

MOUNT SINAI INTERNATIONAL SCHOOL TERM ONE 2026/2027

January 2027

Sun

Mon

Tue

Wed

Thu

Fri

Sat

1

New Year’s Day

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

DATE

ACTIVITY

Monday 4^th January 2027

·         Teachers report back to work

Tuesday 5^th January 2027

·         First day of School

·         Deadline for 100% School fees payment for new students and, Primary and Secondary Check point and Year 11 IGCSE students