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School Open
Dismissal: 3:30 PM
Next 7 Days
April 2026
Coming Up
School Breaks
Holidays (No School)
The Cupertino Union School District school calendar for the 2025-26 school year runs from Thursday, August 14, 2025 to Friday, June 5, 2026 in California.
- •4 scheduled breaks and 4 holidays throughout the year
- •Spring break: Apr 13 – Apr 17
- •Winter break: Dec 22 – Jan 2
Cupertino Union School District starts school around the same time as most California districts. Winter break matches the most common California schedule, starting 12/22.
Download the iCal file above to sync all Cupertino Union School District dates with your phone or computer.
Frequently Asked Questions
Is Cupertino Union School District school open today?
Yes, Cupertino Union School District is open today. Check the weekly calendar above for upcoming school days and closures.
When is the next day off for Cupertino Union School District?
The next day off is Spring Recess, starting Monday, April 13, 2026.
When is the first day of school for Cupertino Union School District?
The first day of school for Cupertino Union School District in 2025-26 is Thursday, August 14, 2025.
When is the last day of school for Cupertino Union School District?
The last day of school for Cupertino Union School District in 2025-26 is Friday, June 5, 2026.
When is spring break for Cupertino Union School District?
Spring break for Cupertino Union School District is Monday, April 13, 2026 to Friday, April 17, 2026.
When is winter break for Cupertino Union School District?
Winter break for Cupertino Union School District is Monday, December 22, 2025 to Friday, January 2, 2026.
When do students go back to school after winter break?
Students in Cupertino Union School District return to school after winter break on Monday, January 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Cupertino Union School District?
Thanksgiving break for Cupertino Union School District is Monday, November 24, 2025 to Friday, November 28, 2025.
How do I add Cupertino Union School District calendar to my phone?
Click the "Add to Calendar" button at the top of this page to download the iCal (.ics) file. Then:
iPhone/iPad: Tap the downloaded file, then tap "Add All" to add events to your Calendar app.
Android: Open the file with Google Calendar, review the events, and tap "Import".
Google Calendar (web): Go to Settings → Import & Export → Select the .ics file → Import.
Outlook: Double-click the file or drag it into your Outlook calendar.
Apple Calendar (Mac): Double-click the file or go to File → Import → select the .ics file.
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Last updated: December 19, 2025