Read from the district on October 8, 2026
Windsor C-1 school calendar, 2026–2027
Partial calendar: the calendar we read ends on May 27, 2027. We did not find spring break in the calendar we read on October 8, 2026.
Key dates for 2026–2027 in the calendar we read: first day of school August 25; Thanksgiving break November 25–27; winter break and one more day off December 23 to January 5; last day of school May 21.
Next time off
Oct 23
Parent-teacher conferences, no school · October 23
As of October 8, 2026, the day this calendar was read
Published so far
May 27
the last date in the district’s calendar
Last day of school
May 21
Friday
First day of school August 25; Thanksgiving break November 25–27; Winter break + 1 more day off December 23 to January 5; Last day of school May 21;
Key dates and the month grids, on one or two sheets
Add these dates to your phoneThe dates published so far, in your calendar app.
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
- 11–12New Teacher Orientation
- 18–20Staff day
- 25First 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
- 28Staff day
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
- 16End of quarter
- 22Early release
- 23Conferences, no school
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
- 2Staff day
- 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
- 21Early release
- 22Semester ends
- 23 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 4Winter break
- 5Staff day
- 18MLK Day
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
- 12Staff day
- 15Presidents Day
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
- 12End of quarter
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
- 19Staff day
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
- 20Early release
- 21Last day
- 24–27Snow Make-Up Days (if needed)
School break
Holiday, no school
Staff day, no students
Early release
Term milestone
Key dates
| What | Dates | School days | Back to school | Same dates in Missouri |
|---|---|---|---|---|
| First day of school | August 25 | — | — | 5 of 8 · Missouri first day of school 2026, by district |
| Thanksgiving break | November 25–27 | 3 | Monday, November 30 | 6 of 10 · Missouri Thanksgiving break 2026, by district |
| Winter break + 1 more day off | December 23 to January 5 | 10 | Wednesday, January 6 | 1 of 10 · Missouri winter break 2026–27, by district |
| Last day of school | May 21 | — | — | 2 of 10 · Missouri last day of school 2027, by district |
Every date
| Date | What it is | Time off | District’s own wording |
|---|---|---|---|
| August 11–12 | New Teacher Orientation | — | New Teacher Orientation |
| August 18–20 | Teacher work day, no students | — | All Staff Professional Development |
| August 25 | First day of school | — | First Day of School |
| September 7 | Labor Day | 1 school day | No School: Labor Day |
| September 28 | Teacher work day, no students | 1 school day | No School: Staff Development |
| October 16 | End of quarter | — | Early Dismissal: End of 1st Quarter |
| October 22 | Early release | — | Early Dismissal: Parent/Teacher Conferences |
| October 23 | Parent-teacher conferences, no school | 1 school day | No School: Conference Compensation |
| November 2 | Teacher work day, no students | 1 school day | No School: Staff Development |
| November 25–27 | Thanksgiving break | 3 school days | No School: Thanksgiving Break |
| December 21 | Early release | — | Early Dismissal |
| December 22 | End of semester | — | Early Dismissal: End of 1st Semester |
| December 23 to January 4 | Winter break | 9 school days | No School: Winter Break |
| January 5 | Teacher work day, no students | 1 school day | No School: Staff Development |
| January 18 | Martin Luther King Jr. Day | 1 school day | No School: Martin Luther King, Jr. Day |
| February 12 | Teacher work day, no students | 1 school day | No School: Staff Development |
| February 15 | Presidents Day | 1 school day | No School: Presidents' Day |
| March 12 | End of quarter | — | Early Dismissal: End of 3rd Quarter |
| April 19 | Teacher work day, no students | 1 school day | No School: Staff Development |
| May 20 | Early release | — | Early Dismissal |
| May 21 | Last day of school | — | Early Dismissal: Last Day of School |
| May 24–27 | Snow Make-Up Days (if needed) | — | Snow Make-Up Days (if needed) |
Sources
- District’s calendar: https://www.windsorc1.com/events (the source)
- District website: https://www.windsorc1.com
- Calendar feed read on October 8, 2026:
https://thrillshare-cmsv2.services.thrillshare.com/api/v4/o/7651/cms/events
How these dates are read and labeled: Methodology.