SchoolDates
Read from the district on October 8, 2026

Lewiston school calendar, 2026–2027

Key dates for 2026–2027: first day of school August 26; Thanksgiving break November 25–27; winter break December 21 to January 1; spring break April 5–9; last day of school June 9.

Next time off Nov 16 No school · November 16 As of October 8, 2026, the day this calendar was read
School days off this year 29 across 12 separate closures
Last day of school June 9 Wednesday
First day of school August 26; Thanksgiving break November 25–27; Winter break December 21 to January 1; Spring break April 5–9; Last day of school June 9;
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Month by month

Days off: school breaks, holidays and staff days. Not days off: early releases and term milestones.

August 2026

SMTWTFS
26
27
28
29
30
31
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
31
1
2
3
4
5
  • 26First day

September 2026

SMTWTFS
30
31
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
1
2
3
  • 7Labor Day
  • 23Early release
  • 30Early release

October 2026

SMTWTFS
27
28
29
30
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
31
  • 1Conferences, no school
  • 2No school
  • 14Early release

November 2026

SMTWTFS
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
1
2
3
4
5
  • 16No school
  • 25–27Thanksgiving break

December 2026

SMTWTFS
29
30
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
31
1
2
  • 2Early release
  • 21 onWinter break

January 2027

SMTWTFS
27
28
29
30
31
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
31
1
2
3
4
5
6
  • to 1Winter break
  • 18No school
  • 25No school

February 2027

SMTWTFS
31
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
1
2
3
4
5
6
  • 15Presidents Day
  • 24Early release

March 2027

SMTWTFS
28
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
31
1
2
3
  • 3Early release
  • 4Conferences, no school
  • 5No school
  • 17Early release

April 2027

SMTWTFS
28
29
30
31
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
1
  • 5–9Spring break
  • 21Early release

May 2027

SMTWTFS
25
26
27
28
29
30
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
31
1
2
3
4
5
  • 7No school
  • 19Early release
  • 31Memorial Day

June 2027

SMTWTFS
30
31
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
1
2
3
  • 4Graduation
  • 5Graduation
  • 9Last day
School break Holiday, no school Staff day, no students Early release Term milestone

Key dates

Key dates · 2026–2027
WhatDatesSchool daysBack to schoolSame dates in Idaho
First day of schoolAugust 26——1 of 4
Thanksgiving breakNovember 25–273Monday, November 302 of 4
Winter breakDecember 21 to January 110Monday, January 41 of 4
Spring breakApril 5–95Monday, April 121 of 4
Last day of schoolJune 9——1 of 4
Longest closure
Winter break, December 21 to January 1 (10 school days)
One-day closures
7
Closures starting Tuesday to Thursday
3
Staff days, no students
none published
Early-release days
9: Sep 23, Sep 30, Oct 14, Dec 2, Feb 24, Mar 3 and 3 more
Most days off in one month
December, 9 school days
Months with no day off
August and June
Longest run of school days
30, October 5 to November 13

Every date

Every published date · Lewiston · 2026–2027
DateWhat it isTime offDistrict’s own wording
August 26First day of school—First Day of School
September 7Labor Day1 school dayLabor Day (No School)
September 23Early release—Early Release for Students (School Improvement/Adult Learning/PLC)
September 30Early release—Early Release (ELEMENTARY ONLY) for Parent/Teacher Conferences
October 1Parent-teacher conferences, no school1 school dayParent/Teacher Conferences (No School for Students)
October 2No school1 school dayNo School
October 14Early release—Early Release for Students (School Improvement/Adult Learning/PLC)
November 16No school1 school dayProgress Reports and Adult Learning K-12 (No School for Students)
November 25–27Thanksgiving break3 school daysThanksgiving Break (No School)
December 2Early release—Early Release for Students (School Improvement/Adult Learning/PLC)
December 21 to January 1Winter break10 school daysWinter Break (No School)
January 18No school1 school dayM.L. King Day/Idaho Human Rights Day (No School)
January 25No school1 school dayGrades and School Improvement K-12 (No School for Students)
February 15Presidents Day1 school dayPresidents' Day (No School)
February 24Early release—Early Release for Students (School Improvement/Adult Learning/PLC)
March 3Early release—Early Release (ELEMENTARY ONLY) for Parent/Teacher Conferences
March 4Parent-teacher conferences, no school1 school dayParent/Teacher Conferences (No School for Students)
March 5No school1 school dayNo School
March 17Early release—Early Release for Students (School Improvement/Adult Learning/PLC)
April 5–9Spring break5 school daysSpring Break (No School)
April 21Early release—Early Release for Students (School Improvement/Adult Learning/PLC)
May 7No school1 school dayProgress Reports and School Improvement K-12 (No School for Students)
May 19Early release—Early Release for Students (School Improvement/Adult Learning/PLC)
May 31Memorial Day1 school dayMemorial Day (No School)
June 4Graduation—Tammany High School Graduation
June 5Graduation—Lewiston High School Graduation
June 9Last day of school—Last Day of School - Early Release (Times TBD)

Sources

  1. District’s calendar: https://www.lewistonschools.net/events (the source)
  2. District website: https://www.lewistonschools.net
  3. Calendar feed read on October 8, 2026: https://thrillshare-cmsv2.services.thrillshare.com/api/v4/o/26868/cms/events

How these dates are read and labeled: Methodology.

Other Idaho districts

Twin Falls: 29 school days off Vallivue: 31 school days off Minidoka County: 20 school days off