New Year's Day
Washington's Birthday
Memorial Day
Independence Day
Labor Day
Thanksgiving
Christmas Eve
Christmas
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1865
1866
1867 › 
# Date Public holiday
1Monday, January 1, 1866 New Year's Day
2Thursday, February 22, 1866 Washington's Birthday
3Wednesday, May 30, 1866 Memorial Day
4Wednesday, July 4, 1866 Independence Day
5Monday, September 3, 1866 Labor Day
6Thursday, November 29, 1866 Thanksgiving
7Monday, December 24, 1866 Christmas Eve
8Tuesday, December 25, 1866 Christmas