Public holidays
1840, USA, Arizona
| # | Date | Public holiday |
|---|---|---|
| 1 | Wednesday, 1 January 1840 | New Year's Day |
| 2 | Monday, 20 January 1840 | Martin Luther King Day |
| 3 | Monday, 17 February 1840 | Washington's Birthday |
| 4 | Monday, 25 May 1840 | Memorial Day |
| 5 | Friday, 19 June 1840 | Juneteenth National Independence Day |
| Friday, 3 July 1840 | Independence Day (observance) | |
| 6 | Saturday, 4 July 1840 | Independence Day |
| 7 | Monday, 7 September 1840 | Labor Day |
| 8 | Monday, 12 October 1840 | Columbus Day |
| 9 | Wednesday, 11 November 1840 | Veterans Day |
| 10 | Thursday, 26 November 1840 | Thanksgiving |
| 11 | Friday, 25 December 1840 | Christmas |