Jour de l'An
Vendredi Saint
Lundi de Pâques
Jeudi de l'Ascension
Lundi de la Pentecôte
Fête nationale suisse
Jeûne genevois
Noël
Saint-Sylvestre
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1865
1866
1867 › 
# Date Public holiday
1Monday, 1 January 1866 Jour de l'An
2Friday, 30 March 1866 Vendredi Saint
3Monday, 2 April 1866 Lundi de Pâques
4Thursday, 10 May 1866 Jeudi de l'Ascension
5Monday, 21 May 1866 Lundi de la Pentecôte
6Wednesday, 1 August 1866 Fête nationale suisse
7Thursday, 6 September 1866 Jeûne genevois
8Tuesday, 25 December 1866 Noël
9Monday, 31 December 1866 Saint-Sylvestre