Week Numbers 1665 in South Korea
Number of weeks in 1665 year is 53 weeks
Weeks are according South Korea calendar rules, Sunday first day and weeks are Sunday to Saturday
| Week # | From Date | To Date | Weeks from Now |
|---|---|---|---|
| Week 1 | December 28, 1664 | January 3, 1665 | passed 18778 weeks ago |
| Week 2 | January 4, 1665 | January 10, 1665 | passed 18777 weeks ago |
| Week 3 | January 11, 1665 | January 17, 1665 | passed 18776 weeks ago |
| Week 4 | January 18, 1665 | January 24, 1665 | passed 18775 weeks ago |
| Week 5 | January 25, 1665 | January 31, 1665 | passed 18774 weeks ago |
| Week 6 | February 1, 1665 | February 7, 1665 | passed 18773 weeks ago |
| Week 7 | February 8, 1665 | February 14, 1665 | passed 18772 weeks ago |
| Week 8 | February 15, 1665 | February 21, 1665 | passed 18771 weeks ago |
| Week 9 | February 22, 1665 | February 28, 1665 | passed 18770 weeks ago |
| Week 10 | March 1, 1665 | March 7, 1665 | passed 18769 weeks ago |
| Week 11 | March 8, 1665 | March 14, 1665 | passed 18768 weeks ago |
| Week 12 | March 15, 1665 | March 21, 1665 | passed 18767 weeks ago |
| Week 13 | March 22, 1665 | March 28, 1665 | passed 18766 weeks ago |
| Week 14 | March 29, 1665 | April 4, 1665 | passed 18765 weeks ago |
| Week 15 | April 5, 1665 | April 11, 1665 | passed 18764 weeks ago |
| Week 16 | April 12, 1665 | April 18, 1665 | passed 18763 weeks ago |
| Week 17 | April 19, 1665 | April 25, 1665 | passed 18762 weeks ago |
| Week 18 | April 26, 1665 | May 2, 1665 | passed 18761 weeks ago |
| Week 19 | May 3, 1665 | May 9, 1665 | passed 18760 weeks ago |
| Week 20 | May 10, 1665 | May 16, 1665 | passed 18759 weeks ago |
| Week 21 | May 17, 1665 | May 23, 1665 | passed 18758 weeks ago |
| Week 22 | May 24, 1665 | May 30, 1665 | passed 18757 weeks ago |
| Week 23 | May 31, 1665 | June 6, 1665 | passed 18756 weeks ago |
| Week 24 | June 7, 1665 | June 13, 1665 | passed 18755 weeks ago |
| Week 25 | June 14, 1665 | June 20, 1665 | passed 18754 weeks ago |
| Week 26 | June 21, 1665 | June 27, 1665 | passed 18753 weeks ago |
| Week 27 | June 28, 1665 | July 4, 1665 | passed 18752 weeks ago |
| Week 28 | July 5, 1665 | July 11, 1665 | passed 18751 weeks ago |
| Week 29 | July 12, 1665 | July 18, 1665 | passed 18750 weeks ago |
| Week 30 | July 19, 1665 | July 25, 1665 | passed 18749 weeks ago |
| Week 31 | July 26, 1665 | August 1, 1665 | passed 18748 weeks ago |
| Week 32 | August 2, 1665 | August 8, 1665 | passed 18747 weeks ago |
| Week 33 | August 9, 1665 | August 15, 1665 | passed 18746 weeks ago |
| Week 34 | August 16, 1665 | August 22, 1665 | passed 18745 weeks ago |
| Week 35 | August 23, 1665 | August 29, 1665 | passed 18744 weeks ago |
| Week 36 | August 30, 1665 | September 5, 1665 | passed 18743 weeks ago |
| Week 37 | September 6, 1665 | September 12, 1665 | passed 18742 weeks ago |
| Week 38 | September 13, 1665 | September 19, 1665 | passed 18741 weeks ago |
| Week 39 | September 20, 1665 | September 26, 1665 | passed 18740 weeks ago |
| Week 40 | September 27, 1665 | October 3, 1665 | passed 18739 weeks ago |
| Week 41 | October 4, 1665 | October 10, 1665 | passed 18738 weeks ago |
| Week 42 | October 11, 1665 | October 17, 1665 | passed 18737 weeks ago |
| Week 43 | October 18, 1665 | October 24, 1665 | passed 18736 weeks ago |
| Week 44 | October 25, 1665 | October 31, 1665 | passed 18735 weeks ago |
| Week 45 | November 1, 1665 | November 7, 1665 | passed 18734 weeks ago |
| Week 46 | November 8, 1665 | November 14, 1665 | passed 18733 weeks ago |
| Week 47 | November 15, 1665 | November 21, 1665 | passed 18732 weeks ago |
| Week 48 | November 22, 1665 | November 28, 1665 | passed 18731 weeks ago |
| Week 49 | November 29, 1665 | December 5, 1665 | passed 18730 weeks ago |
| Week 50 | December 6, 1665 | December 12, 1665 | passed 18729 weeks ago |
| Week 51 | December 13, 1665 | December 19, 1665 | passed 18728 weeks ago |
| Week 52 | December 20, 1665 | December 26, 1665 | passed 18727 weeks ago |
| Week 53 | December 27, 1665 | January 2, 1666 | passed 18726 weeks ago |