New Year's Day
Martin Luther King Day
Rosa Parks Day
President's Day
César Chávez Day
Memorial Day
Juneteenth
Independence Day
Labor 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, 17 January 1780 Martin Luther King Day
3Friday, 4 February 1780 Rosa Parks Day
4Monday, 21 February 1780 Washington's Birthday
5Friday, 31 March 1780 César Chávez Day
6Monday, 29 May 1780 Memorial Day
7Monday, 19 June 1780 Juneteenth National Independence Day
8Tuesday, 4 July 1780 Independence Day
9Monday, 4 September 1780 Labor Day
Friday, 10 November 1780 Veterans Day (observance)
10Saturday, 11 November 1780 Veterans Day
11Thursday, 23 November 1780 Thanksgiving
12Monday, 25 December 1780 Christmas