New Year's Day
Berchtold's Day
Good Friday
Easter Monday
Ascension Day
Whit Monday
Corpus Christi
Swiss National Day
Assumption of Mary
All Saints' Day
Immaculate Conception
Christmas Day
Saint Stephen's Day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
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1666
1667 › 
# Date Public holiday
1Friday, 1 January 1666 New Year's Day
2Saturday, 2 January 1666 Berchtold's Day
3Friday, 16 April 1666 Good Friday
4Monday, 19 April 1666 Easter Monday
5Thursday, 27 May 1666 Ascension Day
6Monday, 7 June 1666 Whit Monday
7Thursday, 17 June 1666 Corpus Christi
8Sunday, 1 August 1666 Swiss National Day
9Sunday, 15 August 1666 Assumption of Mary
10Monday, 1 November 1666 All Saints' Day
11Wednesday, 8 December 1666 Immaculate Conception
12Saturday, 25 December 1666 Christmas Day
13Sunday, 26 December 1666 Saint Stephen's Day