SEP publishes 2026-2027 school calendar with 185 days of classes

The Mexican Secretariat of Public Education (SEP) has published the official calendar for the 2026-2027 school year for preschool, primary, and secondary education. The calendar, published in the Diario Oficial de la Federación, establishes 185 days of classes, starting Monday, August 31, 2026 and ending Friday, July 9, 2027 Source: Excelsior; Milenio; Infobae.

Vacation periods

• Winter break: December 21, 2026 to January 5 or 6, 2027 (sources differ on the end date) Source: Excelsior says Jan 5; Milenio says Jan 6; Infobae says Jan 1.
• Spring break (Semana Santa): March 22 to April 2, 2027 Source: Excelsior; Milenio, though Infobae reports March 29 to April 9.

Days off and puentes

Seven official holidays are listed, including September 16 (Independence Day), November 2 (Day of the Dead), November 16 (Revolution Day), February 1 (Constitution Day), March 15 (Benito Juárez's Birthday), and May 5 (Battle of Puebla) Source: Excelsior; Heraldo; Infobae. Additionally, Heraldo mentions January 6 (Three Kings' Day) as a day off, a date not included by other outlets. The last Friday of each month is reserved for Consejo Técnico Escolar (CTE) meetings, creating long weekends Source: Infobae.

Discrepancies

While most sources agree on the main dates, there are minor differences: winter break end dates vary (January 1 vs 5 vs 6), and Semana Santa dates differ by a week. Preinscription for the 2027-2028 cycle is set for February 2-15, 2027 according to Excelsior, but not mentioned elsewhere.