Cupertino HighSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Cupertino High.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
NOV
11
Veterans Day - no classes
NOV
25
Thanksgiving Break - no classes
DEC
21
Mid-Year Break - no classes
JAN
4
School resumes for second semester
JAN
18
Martin Luther King Day - no classes
FEB
15
President's Week - no classes
MAR
15
Non-Duty Day - no classes
APR
12
Spring Break - no classes
MAY
31
Memorial Day - no classes
JUN
3
Last day of the school year
Calendar TipEarly dismissal days and parent-teacher conferences are often updated 2 weeks in advance. Check back regularly to stay ahead of the schedule!
Standardized Test Dates
Upcoming national, state, and school calendar dates that affect students at Cupertino High.
National Tests
August 1, 2026 – November 30, 2026
ISEE — Fall Testing Season
Testing window
August 3, 2026 – June 30, 2027
SSAT — Flex Testing
Testing window
October 1, 2026 – October 30, 2026
PSAT 8/9 — Fall
Testing window
October 1, 2026 – October 30, 2026
PSAT/NMSQT — Fall
Testing window
October 1, 2026 – October 30, 2026
SAT — School Day - Fall
Testing window
October 16, 2026
SAT — National
Score release
State Assessments
March 1, 2027 – June 30, 2027
CAASPP — Statewide Window
Testing window
CA