MS Calendar

Check out the important dates of the School year and stay informed about everything

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July 2026
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August 2026
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September 2026
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October 2026
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November 2026
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December 2026
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January 2027
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February 2027
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March 2027
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April 2027
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May 2027
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June 2027
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Half Day / Conselho de Classe
Division Event
Whole School Event
Start and End of Classes
Holidays and Recess
Athletics

Dates to Remember

Every September on day 7
Independence Day
Every November on day 2
All Souls’ Day (Finados)
Every November on day 15
Proclamação da República
Every November on day 20
Consciência Negra
Every December on day 8
Immaculate Conception
Every May on day 1
Labor Day
Aug 3, 2026
Classes begin (Nursery to 12th Grade)
Início do 1º semestre
Aug 21, 2026
Half Day
Aug 22, 2026
Lancers Day
Aug 29, 2026
Sports’ Camp
Sep 12, 2026
Cheer’s Camp (afternoon)
Sep 19, 2026
Lancers Day
Sep 19, 2026
Clean Up Rio
Sep 25, 2026
Half Day
Sep 26, 2026
Parish Fair
Oct 12 - 16, 2026
Recess
Oct 30, 2026
Half Day
Nov 7, 2026
Halloween Celebration
Nov 27, 2026
Half Day
Nov 28, 2026
Thanksgiving Celebration
Dec 11, 2026
Half Day / Conselho de Classe
Dec 12, 2026
Christmas Celebration
Dec 23, 2026
Last day of classes (1st semester)
Half Day (All School)
Dec 24, 2026 - Feb 1, 2027
Holiday Season and Summer Vacation
Feb 2, 2027
Classes begin (Pre-Nursery to 12th Grade)
Início do 2º semestre
Feb 8 - 10, 2027
Carnival Break
Feb 26, 2027
Half Day
Feb 27, 2027
OLM Lancers Olympics
Mar 19, 2027
Half Day
Mar 25 - 26, 2027
Recess (Holy Week / Semana Santa)
Mar 29 - Apr 2, 2027
Art Week
Apr 3, 2027
Schoolstock Music
Apr 9, 2027
Half Day / Conselho de Classe
Apr 10, 2027
International Festival
Apr 19 - 23, 2027
Recess
May 3 - 8, 2027
Book Week
May 21, 2027
Half Day
May 22, 2027
STEAM Fair
May 27 - 28, 2027
Corpus Christi
Jun 11, 2027
Half Day
Jun 18, 2027
Half Day / Conselho de Classe
Jun 25, 2027
Half Day / Conselho de Classe
Jun 26, 2027
Festa Junina
Jun 30, 2027
Last day of classes (end of year)
Half Day (All School)
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