Week Numbers 2005 in Costa Rica
Number of weeks in 2005 year is 53 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 26, 2004 | January 1, 2005 | passed 787 weeks ago |
| Week 2 | January 2, 2005 | January 8, 2005 | passed 786 weeks ago |
| Week 3 | January 9, 2005 | January 15, 2005 | passed 785 weeks ago |
| Week 4 | January 16, 2005 | January 22, 2005 | passed 784 weeks ago |
| Week 5 | January 23, 2005 | January 29, 2005 | passed 783 weeks ago |
| Week 6 | January 30, 2005 | February 5, 2005 | passed 782 weeks ago |
| Week 7 | February 6, 2005 | February 12, 2005 | passed 781 weeks ago |
| Week 8 | February 13, 2005 | February 19, 2005 | passed 780 weeks ago |
| Week 9 | February 20, 2005 | February 26, 2005 | passed 779 weeks ago |
| Week 10 | February 27, 2005 | March 5, 2005 | passed 778 weeks ago |
| Week 11 | March 6, 2005 | March 12, 2005 | passed 777 weeks ago |
| Week 12 | March 13, 2005 | March 19, 2005 | passed 776 weeks ago |
| Week 13 | March 20, 2005 | March 26, 2005 | passed 775 weeks ago |
| Week 14 | March 27, 2005 | April 2, 2005 | passed 774 weeks ago |
| Week 15 | April 3, 2005 | April 9, 2005 | passed 773 weeks ago |
| Week 16 | April 10, 2005 | April 16, 2005 | passed 772 weeks ago |
| Week 17 | April 17, 2005 | April 23, 2005 | passed 771 weeks ago |
| Week 18 | April 24, 2005 | April 30, 2005 | passed 770 weeks ago |
| Week 19 | May 1, 2005 | May 7, 2005 | passed 769 weeks ago |
| Week 20 | May 8, 2005 | May 14, 2005 | passed 768 weeks ago |
| Week 21 | May 15, 2005 | May 21, 2005 | passed 767 weeks ago |
| Week 22 | May 22, 2005 | May 28, 2005 | passed 766 weeks ago |
| Week 23 | May 29, 2005 | June 4, 2005 | passed 765 weeks ago |
| Week 24 | June 5, 2005 | June 11, 2005 | passed 764 weeks ago |
| Week 25 | June 12, 2005 | June 18, 2005 | passed 763 weeks ago |
| Week 26 | June 19, 2005 | June 25, 2005 | passed 762 weeks ago |
| Week 27 | June 26, 2005 | July 2, 2005 | passed 761 weeks ago |
| Week 28 | July 3, 2005 | July 9, 2005 | passed 760 weeks ago |
| Week 29 | July 10, 2005 | July 16, 2005 | passed 759 weeks ago |
| Week 30 | July 17, 2005 | July 23, 2005 | passed 758 weeks ago |
| Week 31 | July 24, 2005 | July 30, 2005 | passed 757 weeks ago |
| Week 32 | July 31, 2005 | August 6, 2005 | passed 756 weeks ago |
| Week 33 | August 7, 2005 | August 13, 2005 | passed 755 weeks ago |
| Week 34 | August 14, 2005 | August 20, 2005 | passed 754 weeks ago |
| Week 35 | August 21, 2005 | August 27, 2005 | passed 753 weeks ago |
| Week 36 | August 28, 2005 | September 3, 2005 | passed 752 weeks ago |
| Week 37 | September 4, 2005 | September 10, 2005 | passed 751 weeks ago |
| Week 38 | September 11, 2005 | September 17, 2005 | passed 750 weeks ago |
| Week 39 | September 18, 2005 | September 24, 2005 | passed 749 weeks ago |
| Week 40 | September 25, 2005 | October 1, 2005 | passed 748 weeks ago |
| Week 41 | October 2, 2005 | October 8, 2005 | passed 747 weeks ago |
| Week 42 | October 9, 2005 | October 15, 2005 | passed 746 weeks ago |
| Week 43 | October 16, 2005 | October 22, 2005 | passed 745 weeks ago |
| Week 44 | October 23, 2005 | October 29, 2005 | passed 744 weeks ago |
| Week 45 | October 30, 2005 | November 5, 2005 | passed 743 weeks ago |
| Week 46 | November 6, 2005 | November 12, 2005 | passed 742 weeks ago |
| Week 47 | November 13, 2005 | November 19, 2005 | passed 741 weeks ago |
| Week 48 | November 20, 2005 | November 26, 2005 | passed 740 weeks ago |
| Week 49 | November 27, 2005 | December 3, 2005 | passed 739 weeks ago |
| Week 50 | December 4, 2005 | December 10, 2005 | passed 738 weeks ago |
| Week 51 | December 11, 2005 | December 17, 2005 | passed 737 weeks ago |
| Week 52 | December 18, 2005 | December 24, 2005 | passed 736 weeks ago |
| Week 53 | December 25, 2005 | December 31, 2005 | passed 735 weeks ago |