New Year's Day
Berchtold's Day
Good Friday
Easter Monday
Ascension Day
Whit Monday
Swiss National Day
All Saints' Day
Christmas Day
Saint Stephen's Day
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1639
1640
1641 › 
# Date Public holiday
1Sunday, 1 January 1640 New Year's Day
2Monday, 2 January 1640 Berchtold's Day
3Friday, 6 April 1640 Good Friday
4Monday, 9 April 1640 Easter Monday
5Thursday, 17 May 1640 Ascension Day
6Monday, 28 May 1640 Whit Monday
7Wednesday, 1 August 1640 Swiss National Day
8Thursday, 1 November 1640 All Saints' Day
9Tuesday, 25 December 1640 Christmas Day
10Wednesday, 26 December 1640 Saint Stephen's Day