Academic Calendar

The Yale School of the Environment academic year schedule

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    2024 - 2025 Academic Calendar

    Subject to Change

    Fall Term 2024

     
    August 9 (Fri.) International Student Orientation
    August 12 – 15 (Mon. – Thu.) Orientation events & MODs for all incoming students
    August 19 (Mon.) Fall 2024 Course Registration Opens
    August 19 – 22 (Mon. – Thu.) Orientation events & MODs for all incoming students
    August 27 (Tue.) Orientation events for all incoming students;
    Community Day for all YSE students
    August 27 (Tue.) Fall 2024 course registration closes
    August 28 (Wed.) Fall Term Classes Begin
    September 2 (Mon.) Labor Day; Classes do not meet 
    September 10 (Tues.) Last day to add a Fall term class
    October 15 (Tues.) October Recess Begins, 7:30 p.m.
    October 21 (Mon.) Classes Resume, 8:20 a.m. 
    October 25 (Fri.) Last day to drop a course without penalty
    October 25 (Fri.) Mid-semester Date
    November 22 (Fri.) November Recess Begins, 7:30 p.m.
    December 2 (Mon.) Classes Resume, 8:20 a.m.
    December 6 (Fri.) Last day to withdraw from a class with penalty, 5:00 p.m.
    December 6 (Fri.) Classes end; Reading Period begins, 5:30 p.m
    December 12 (Thu.) Final Examinations Begin
    December 18 (Wed.) Fall Semester Ends; Winter Recess Begins

    Spring Term 2025

     
    January 6 (Mon.) Spring 2025 Registration Opens
    January 12 (Sun.) Spring 2025 Registration Closes
    January 13 (Mon.) Spring Term Classes Begin
    January 20 (Mon.) Martin Luther King Jr. Day, Classes do not meet
    January 30 (Thurs.) Last day to add a Spring term class
    March 7 (Fri.) Last Day to drop a course without penalty
    March 7 (Fri.) Mid-semester Date: Spring Recess begins, 7:20 p.m.
    March 24 (Mon.) Classes Resume, 8:30 a.m.
    April 11 (Fri.) YSE Research Day
    April 25 (Fri.) Last day to withdraw from class with penalty, 5:00 p.m.
    April 25 (Fri.) Classes End, Reading period begins, 5:30 p.m.
    May 1 (Thu.) Final Examinations Begin
    May 7 (Wed.) Final Examinations End
    May 19 (Mon.) University Commencement


    2025 - 2026 Academic Calendar

    Subject to Change

    Fall Term 2025

     
    August 8 (Fri.) International Student Orientation
    August 11–14 (Mon.–Thu.) Orientation events & MODs for all incoming students
    August 18 (Mon.) Fall 2025 course registration begins
    August 18–21 (Mon.–Thu.) Orientation events & MODs for all incoming students
    August 26 (Tue.) Orientation events for all incoming students
    Community Day for all YSE students
    August 26 (Tues.) Fall 2025 preferred course registration deadline
    August 27 (Wed.) Fall full-term and Fall-1 courses begin
    September 1 (Mon.) Labor Day; classes DO NOT meet (make-up classes are managed separately by each course and are not centrally scheduled)
    September 9 (Tues.) Last day to add a Fall-1 or full-semester course
    September 16 (Tues.) Last day to drop a Fall-1 course without penalty
    October 3 (Fri.) Fall-1 courses end
    October 6 (Mon.) Fall-1 final examinations begin
    October 10 (Fri.) Fall-1 final examinations end
    October 14 (Tues.) October Recess begins, 7:30 p.m.
    October 17 (Fri.) Last day to add a Fall-2 course
    October 20 (Mon.) Fall-2 classes begin, full-term classes resume, 8:20 a.m.
    October 24 (Fri.) Last day to drop a Fall-2 or full-semester course without penalty
    October 24 (Fri.) Mid-semester date
    November 21 (Fri.) November Recess begins, 7:30 p.m.
    December 1 (Mon.) Classes resume, 8:20 a.m.
    December 5 (Fri.) Last day to withdraw from a Fall-2 or full-semester course with penalty, 5:00 p.m.
    December 5 (Fri.) Fall-2 and full-term courses end; Reading Period begins, 5:30 p.m.
    December 11 (Thu.) Final examinations begin, 7:00 p.m.
    December 17 (Wed.) Fall semester ends; Winter Recess begins

    Spring Term 2026

     
    January 5 (Mon.) Spring 2026 course registration begins
    January 11 (Sun.) Spring 2026 preferred course registration deadline
    January 12 (Mon.) Spring-1 and Spring full-term courses begin
    January 19 (Mon.) Martin Luther King Jr. Day; classes DO NOT meet (make-up classes are managed separately by each course and are not centrally scheduled)
    January 26 (Mon.) Last day to add a Spring-1 or full-semester course
    January 30 (Fri.) Last day to drop from a Spring-1 course without penalty, 5:00 p.m.
    February 20 (Fri.) Spring-1 courses end, 7:30 p.m.
    February 23 (Mon.) Spring-1 final examinations begin
    February 27 (Fri.) Spring-1 final examinations end
    March 2 (Mon.) Spring-2 courses begin
    March 6 (Fri.) Last day to drop a Spring-2 or full-semester course without penalty
    March 6 (Fri.) Mid-semester date: Spring Recess begins, 7:20 p.m.
    March 23 (Mon.) Courses resume, 8:30 a.m.
    April 24 (Fri.) Last day to withdraw from Spring-2 or full-term course with penalty, 5:00 p.m.
    April 24 (Fri.) Courses end; Reading Period begins, 5:30 p.m.
    April 30 (Thu.) Final examinations begin, 7:00 p.m.
    May 6 (Wed.) Final examinations end; Spring-2 and Spring full-semester ends
    May 18 (Mon.) University Commencement