Official holidays in 2026 and end-of-year closure 2026/2027
| Date | Occasion | |
|---|---|---|
| Thursday | 1 January | New Year |
| Friday | 3 April | Good Friday |
| Monday | 6 April | Easter Monday |
| Friday | 1 May | 1 May |
| Thursday | 14 May | Ascension day |
| Monday | 25 May | Whit Monday |
| Thursday | 10 September | Jeûne genevois |
| Thursday | 24 December | Christmas Eve |
| Friday | 25 December | Christmas |
| Thursday | 31 December | New Year’s Eve |
Annual closure of the site of the Organization during the end-of-year holiday period
The Laboratory will be closed from Wednesday, 23 December 2026 until Tuesday, 5 January 2027 inclusive (without deduction of annual leave).
The first working day of the New Year will be Wednesday, 6 January 2027.
To add official holidays to your CERN Exchange calendar, follow these instructions. By doing so, you can access a provisional calendar of holidays for the following year, which is subject to change and is provided for information purposes only.
A printable version of the 2026 CERN Calendar is available here.
CERN official holidays for 2027 will be announced in the Bulletin in December 2026. By subscribing to the official holidays Exchange calendar you can access a provisional calendar of holidays for 2027 which is subject to change and is provided for information purposes only.
School holidays in host states
- School holidays in the Canton of Geneva and in the Canton of Vaud
- School holidays in France