Academic calendar

Important dates for students and staff at the Department of Earth and Planetary Sciences.

Semester dates

Autumn Semester 2025	15.09.2025 - 19.12.2025	Show
Calendar weeks 38 – 51
Spring Semester 2026	16.02.2026 - 29.05.2026	Show
Calendar weeks 8 - 22
Autumn Semester 2026	14.09.2026 - 18.12.2026	Show
Calendar weeks 38 - 51
Spring Semester 2027	22.02.2027 - 04.06.2027	Show
Calendar weeks 8 - 22

ETH Zurich's academic calendar

Overview of semester dates

2025

End of Autumn semester	19.12.2025	Show
Calendar weeks 38-51
Christmas break	24.12.2025 - 04.01.2026	Show
Christmas break - buildings closed from 12h (midday) up to and including Sunday, 4 January

2026

Entrance examinations	12.01.2026 - 22.01.2026	Show
Calendar weeks 3&4
Examination session	19.01.2026 - 13.02.2026	Show
Calendar weeks 4-7
Doctoral awards ceremony	23.01.2026
Start Spring semester	16.02.2026	Show
Calendar weeks 08-22
Week after Easter: no classes	03.04.2026 - 12.04.2026	Show
No classes up to and including Sunday, April 12, 2026 \| Buildings closed over Easter from Good Friday until Easter Monday!
Doctoral awards ceremony	17.04.2026
"Sechseläuten" (Zurich spring festival)	20.04.2026	Show
No classes in the afternoon, buildings closed from 12:00 h!
Labour Day	01.05.2026	Show
no classes, buildings closed
Ascension Day (classes on Friday, 15.05.2026)	14.05.2026	Show
no classes, buildings closed
Whitsuntide	23.05.2026 - 25.05.2026	Show
no classes, buildings closed
End of Spring semester	29.05.2026	Show
Calendar weeks 08-22
Doctoral awards ceremony	10.07.2026
Swiss National Day	01.08.2026	Show
Buildings closed
Examination session	03.08.2026 - 28.08.2026	Show
Calendar weeks 32-35
Information days for final-year secondary school students	02.09.2026 - 03.09.2026	Show
Wednesday and Thursday, calendar week 36
Start Autumn semester	14.09.2026	Show
Calendar weeks 38-51
Welcome for new students	14.09.2026	Show
No classes
"Knabenschiessen" (local Zurich holiday)	14.09.2026	Show
Buildings open!
Classes begin	15.09.2026
Doctoral awards ceremony	23.10.2026
Dies Academicus ("ETH Day")	21.11.2026	Show
Main building HG closed, Sport Center Polyterrasse MM open
Polyball (annual student prom)	28.11.2026	Show
Buildings HG and MM closed starting Saturday, 17:00 h and Sunday
End of Autumn semester	18.12.2026	Show
Calendar weeks 38-51
Christmas break	24.12.2026 - 03.01.2027	Show
Christmas break - buildings closed from 12 h up to and including 3 January

2027

Entrance examinations	18.01.2027 - 28.01.2027	Show
Calendar weeks 3&4
Examination session	25.01.2027 - 19.02.2027	Show
Calendar weeks 4-7
Start Spring semester	22.02.2027	Show
Calendar weeks 08-22
Week after Easter: no classes	26.03.2027 - 04.04.2027	Show
No classes up to and including Sunday, April 4, 2027 \| Buildings closed over Easter from Good Friday until Easter Monday!
"Sechseläuten" (Zurich spring festival)	19.04.2027	Show
No classes in the afternoon, buildings closed from 12:00 h!
Labour Day	01.05.2027	Show
no classes, buildings closed
Ascension Day (classes on Friday, 07.05.2027)	06.05.2027	Show
no classes, buildings closed
Whitsuntide	15.05.2027 - 17.05.2027	Show
no classes, buildings closed
End of Spring semester	04.06.2027	Show
Calendar weeks 08-22

Further dates for students and staff

Dates and deadlines for students

Meeting dates Department of Earth and Planetary Sciences

Department conference & Professors' conference

DeptK / ProfK	Tuesday, 03.03.2026
DeptK / ProfK	Tuesday, 19.05.2026
ProfK	Tuesday, 22.09.2026
DeptK	Tuesday, 29.09.2026
DeptK / ProfK	Tuesday, 24.11.2026

Master's degree graduation ceremony

Masterfeier	Thursday, 26.11.2026

Grading conference

NoK IDUK	Thursday, 19.02.2026
NoK IDUK	Thursday, 10.09.2026

Teaching commission

UK	Monday, 23.02.2026
UK	Monday, 04.05.2026
UK	Monday, 21.09.2026
UK	Monday, 16.11.2026

ETH meeting dates

Contact

Friederike Brütsch

Managing Director

ETH Zurich
Dept. of Earth and Planetary Sciences
Sonneggstrasse 5
NO D 57
8092 Zurich

Other contacts