New Year's Day
Memorial Day
Juneteenth
Independence Day
Labor Day
Columbus Day
Veterans Day (obs.)
Veterans Day
Thanksgiving
Christmas
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1779
1780
1781 › 
# Date Public holiday
1Saturday, 1 January 1780 New Year's Day
2Monday, 29 May 1780 Memorial Day
3Monday, 19 June 1780 Juneteenth National Independence Day
4Tuesday, 4 July 1780 Independence Day
5Monday, 4 September 1780 Labor Day
6Monday, 9 October 1780 Columbus Day
Friday, 10 November 1780 Veterans Day (observance)
7Saturday, 11 November 1780 Veterans Day
8Thursday, 23 November 1780 Thanksgiving
9Monday, 25 December 1780 Christmas