Week Numbers 1686 in Costa Rica
Number of weeks in 1686 year is 52 weeks
Weeks are according Costa Rica calendar rules, Sunday first day and weeks are Sunday to Saturday
| Week # | From Date | To Date | Weeks from Now |
|---|---|---|---|
| Week 1 | December 30, 1685 | January 5, 1686 | passed 17682 weeks ago |
| Week 2 | January 6, 1686 | January 12, 1686 | passed 17681 weeks ago |
| Week 3 | January 13, 1686 | January 19, 1686 | passed 17680 weeks ago |
| Week 4 | January 20, 1686 | January 26, 1686 | passed 17679 weeks ago |
| Week 5 | January 27, 1686 | February 2, 1686 | passed 17678 weeks ago |
| Week 6 | February 3, 1686 | February 9, 1686 | passed 17677 weeks ago |
| Week 7 | February 10, 1686 | February 16, 1686 | passed 17676 weeks ago |
| Week 8 | February 17, 1686 | February 23, 1686 | passed 17675 weeks ago |
| Week 9 | February 24, 1686 | March 2, 1686 | passed 17674 weeks ago |
| Week 10 | March 3, 1686 | March 9, 1686 | passed 17673 weeks ago |
| Week 11 | March 10, 1686 | March 16, 1686 | passed 17672 weeks ago |
| Week 12 | March 17, 1686 | March 23, 1686 | passed 17671 weeks ago |
| Week 13 | March 24, 1686 | March 30, 1686 | passed 17670 weeks ago |
| Week 14 | March 31, 1686 | April 6, 1686 | passed 17669 weeks ago |
| Week 15 | April 7, 1686 | April 13, 1686 | passed 17668 weeks ago |
| Week 16 | April 14, 1686 | April 20, 1686 | passed 17667 weeks ago |
| Week 17 | April 21, 1686 | April 27, 1686 | passed 17666 weeks ago |
| Week 18 | April 28, 1686 | May 4, 1686 | passed 17665 weeks ago |
| Week 19 | May 5, 1686 | May 11, 1686 | passed 17664 weeks ago |
| Week 20 | May 12, 1686 | May 18, 1686 | passed 17663 weeks ago |
| Week 21 | May 19, 1686 | May 25, 1686 | passed 17662 weeks ago |
| Week 22 | May 26, 1686 | June 1, 1686 | passed 17661 weeks ago |
| Week 23 | June 2, 1686 | June 8, 1686 | passed 17660 weeks ago |
| Week 24 | June 9, 1686 | June 15, 1686 | passed 17659 weeks ago |
| Week 25 | June 16, 1686 | June 22, 1686 | passed 17658 weeks ago |
| Week 26 | June 23, 1686 | June 29, 1686 | passed 17657 weeks ago |
| Week 27 | June 30, 1686 | July 6, 1686 | passed 17656 weeks ago |
| Week 28 | July 7, 1686 | July 13, 1686 | passed 17655 weeks ago |
| Week 29 | July 14, 1686 | July 20, 1686 | passed 17654 weeks ago |
| Week 30 | July 21, 1686 | July 27, 1686 | passed 17653 weeks ago |
| Week 31 | July 28, 1686 | August 3, 1686 | passed 17652 weeks ago |
| Week 32 | August 4, 1686 | August 10, 1686 | passed 17651 weeks ago |
| Week 33 | August 11, 1686 | August 17, 1686 | passed 17650 weeks ago |
| Week 34 | August 18, 1686 | August 24, 1686 | passed 17649 weeks ago |
| Week 35 | August 25, 1686 | August 31, 1686 | passed 17648 weeks ago |
| Week 36 | September 1, 1686 | September 7, 1686 | passed 17647 weeks ago |
| Week 37 | September 8, 1686 | September 14, 1686 | passed 17646 weeks ago |
| Week 38 | September 15, 1686 | September 21, 1686 | passed 17645 weeks ago |
| Week 39 | September 22, 1686 | September 28, 1686 | passed 17644 weeks ago |
| Week 40 | September 29, 1686 | October 5, 1686 | passed 17643 weeks ago |
| Week 41 | October 6, 1686 | October 12, 1686 | passed 17642 weeks ago |
| Week 42 | October 13, 1686 | October 19, 1686 | passed 17641 weeks ago |
| Week 43 | October 20, 1686 | October 26, 1686 | passed 17640 weeks ago |
| Week 44 | October 27, 1686 | November 2, 1686 | passed 17639 weeks ago |
| Week 45 | November 3, 1686 | November 9, 1686 | passed 17638 weeks ago |
| Week 46 | November 10, 1686 | November 16, 1686 | passed 17637 weeks ago |
| Week 47 | November 17, 1686 | November 23, 1686 | passed 17636 weeks ago |
| Week 48 | November 24, 1686 | November 30, 1686 | passed 17635 weeks ago |
| Week 49 | December 1, 1686 | December 7, 1686 | passed 17634 weeks ago |
| Week 50 | December 8, 1686 | December 14, 1686 | passed 17633 weeks ago |
| Week 51 | December 15, 1686 | December 21, 1686 | passed 17632 weeks ago |
| Week 52 | December 22, 1686 | December 28, 1686 | passed 17631 weeks ago |