Hilo High SchoolSchool Calendar
2026-27 Academic Calendar
Key dates, holidays, and events for Hilo High School.
School at a Glance
Upcoming events & academic holidays2026-27 Academic Year
AUG
21
No School
Statehood Day
SEP
7
No School
Labor Day
OCT
5
No School
Fall Break
NOV
3
No School
Election Day
NOV
26
No School
Thanksgiving
NOV
27
No School
School Holiday
DEC
21
No School
Winter Break Begins
JAN
1
No School
New Year's Day
JAN
4
Teacher Workday (no students)
JAN
18
No School
Dr. Martin Luther King Jr. Day
MAR
15
No School
Spring Break
MAR
26
No School
Good Friday
MAR
29
No School
Kuhio Day (school observed)
MAY
27
Last Day for Students & Second Semester Ends
MAY
28
Last Day for Teachers
MAY
31
No School
Memorial Day
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 Hilo High School.
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
August 22, 2026
SAT — National
Test date
August 28, 2026
SAT — National
Registration deadline
September 1, 2026
ACT — National
Late registration deadline
September 1, 2026
SAT — National
Late registration deadline