New Year's Day
New Year's Day (obs.)
Martin Luther King Day
Susan B. Anthony Day
Memorial Day
Juneteenth
Independence Day
Labor Day
Columbus Day
Election Day
Thanksgiving
Christmas Eve
Christmas
New Year's Eve
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
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  December
 ‹ 1639
1640
1641 › 
# Date Public holiday
1Sunday, January 1, 1640 New Year's Day
Monday, January 2, 1640 New Year's Day (observance)
2Monday, January 16, 1640 Martin Luther King Day
3Wednesday, February 15, 1640 Susan B. Anthony Day
4Monday, May 28, 1640 Memorial Day
5Tuesday, June 19, 1640 Juneteenth National Independence Day
6Wednesday, July 4, 1640 Independence Day
7Monday, September 3, 1640 Labor Day
8Monday, October 8, 1640 Columbus Day
9Tuesday, November 6, 1640 Election Day
10Thursday, November 22, 1640 Thanksgiving
11Monday, December 24, 1640 Christmas Eve
12Tuesday, December 25, 1640 Christmas
13Monday, December 31, 1640 New Year's Eve