Opening hours

The Library will be closed for Christmas and New Year's:

• Wednesday, December 24 and Thursday, December 25, 2025
• Wednesday, December 31, 2025 and Thursday, January 1, 2026

It will remain open with reduced hours (9:00 a.m. to 6:00 p.m.) from December 22, 2025 to January 4, 2026.

The Library's reading rooms: Mathematics (Conseil general, 7-9) and Institut des sciences de l'environnement (ISE), Boulevard Carl-Vogt, will be closed from December 20, 2025 to January 4, 2026 inclusive.

The Library will resume its regular hours (Monday-Friday: 8:00 a.m. to 10:00 p.m. and Saturday-Sunday: 9:00 a.m. to 6:00 p.m.) starting Monday, January 5.