New Year's Day
Martin Luther King Day
President's Day
Patriots' Day
Memorial Day
Juneteenth (obs.)
Juneteenth
Independence Day
Independence Day (obs.)
Labor Day
Columbus Day
Veterans Day
Thanksgiving
Christmas (obs.)
Christmas
New Year's Day (obs.)
  January
  February
  March
  April
  May
  June
  July
  August
  September
  October
  November
  December
 ‹ 1637
1638
1639 › 
# Date Public holiday
1Friday, January 1, 1638 New Year's Day
2Monday, January 18, 1638 Martin Luther King Day
3Monday, February 15, 1638 Washington's Birthday/Susan B. Anthony Day
4Monday, April 19, 1638 Patriots' Day
5Monday, May 31, 1638 Memorial Day
Friday, June 18, 1638 Juneteenth (observance)
6Saturday, June 19, 1638 Juneteenth National Independence Day
7Sunday, July 4, 1638 Independence Day
Monday, July 5, 1638 Independence Day (observance)
8Monday, September 6, 1638 Labor Day
9Monday, October 11, 1638 Columbus Day
10Thursday, November 11, 1638 Veterans Day
11Thursday, November 25, 1638 Thanksgiving
Friday, December 24, 1638 Christmas (observance)/Christmas Eve
12Saturday, December 25, 1638 Christmas
Friday, December 31, 1638 New Year's Day (observance)