When Is Winter 2025 Semester Start Date. A calendar view of key dates for each session in 2025 is available below. Financial aid certification enrollment status date.

** the contractual deadline for winter 2025 grade submissions is tuesday, june 3, 2025. All campuses of centennial college are closed for the holiday break starting at 4pm on friday, december 20, 2024 and will reopen on thursday, january 2, 2025.