Public holidays
1660, USA, Hawaii
| # | Date | Public holiday |
|---|---|---|
| 1 | Thursday, January 1, 1660 | New Year's Day |
| 2 | Sunday, February 22, 1660 | Washington's Birthday |
| 3 | Friday, March 26, 1660 | Good Friday/Prince Jonah Kuhio Kalanianaole Day |
| 4 | Sunday, May 30, 1660 | Memorial Day |
| 5 | Friday, June 11, 1660 | King Kamehameha I Day |
| 6 | Sunday, July 4, 1660 | Independence Day |
| Monday, July 5, 1660 | Independence Day (observance) | |
| 7 | Friday, August 20, 1660 | Statehood Day |
| 8 | Monday, September 6, 1660 | Labor Day |
| 9 | Tuesday, November 2, 1660 | Election Day |
| Friday, December 24, 1660 | Christmas (observance)/Christmas Eve | |
| 10 | Saturday, December 25, 1660 | Christmas |
| Friday, December 31, 1660 | New Year's Day (observance) |