Petaluma Joint Union High School District Calendar 2026–2027
Petaluma, CA · 12 key dates
August 2026
Wed, Aug 12First Day of School
September 2026
Mon, Sep 7Labor Day
October 2026
Mon, Oct 12Professional Development
November 2026
Wed, Nov 11Veterans Day
Nov 23 – Nov 27Thanksgiving Break
December 2026
Dec 21 – Jan 5Winter Break (students return 1/6)
January 2027
Mon, Jan 18Martin Luther King Jr. Day
February 2027
Feb 15 – Feb 19Mid-Winter Break (2/17-2/19 are emergency make-up days)
March 2027
Mon, Mar 15Professional Development
April 2027
Apr 5 – Apr 9Spring Break
May 2027
Mon, May 31Memorial Day
June 2027
Fri, Jun 4Last Day of School
Compiled from the district's published calendar and subject to change — always verify against the official Petaluma Joint High calendar.