Week Numbers 2009 in United States
Number of weeks in 2009 year is 52 weeks
Weeks are according United States calendar rules, Sunday first day and weeks are Sunday to Saturday
| Week # | From Date | To Date | Weeks from Now |
|---|---|---|---|
| Week 1 | January 4, 2009 | January 10, 2009 | passed 641 weeks ago |
| Week 2 | January 11, 2009 | January 17, 2009 | passed 640 weeks ago |
| Week 3 | January 18, 2009 | January 24, 2009 | passed 639 weeks ago |
| Week 4 | January 25, 2009 | January 31, 2009 | passed 638 weeks ago |
| Week 5 | February 1, 2009 | February 7, 2009 | passed 637 weeks ago |
| Week 6 | February 8, 2009 | February 14, 2009 | passed 636 weeks ago |
| Week 7 | February 15, 2009 | February 21, 2009 | passed 635 weeks ago |
| Week 8 | February 22, 2009 | February 28, 2009 | passed 634 weeks ago |
| Week 9 | March 1, 2009 | March 7, 2009 | passed 633 weeks ago |
| Week 10 | March 8, 2009 | March 14, 2009 | passed 632 weeks ago |
| Week 11 | March 15, 2009 | March 21, 2009 | passed 631 weeks ago |
| Week 12 | March 22, 2009 | March 28, 2009 | passed 630 weeks ago |
| Week 13 | March 29, 2009 | April 4, 2009 | passed 629 weeks ago |
| Week 14 | April 5, 2009 | April 11, 2009 | passed 628 weeks ago |
| Week 15 | April 12, 2009 | April 18, 2009 | passed 627 weeks ago |
| Week 16 | April 19, 2009 | April 25, 2009 | passed 626 weeks ago |
| Week 17 | April 26, 2009 | May 2, 2009 | passed 625 weeks ago |
| Week 18 | May 3, 2009 | May 9, 2009 | passed 624 weeks ago |
| Week 19 | May 10, 2009 | May 16, 2009 | passed 623 weeks ago |
| Week 20 | May 17, 2009 | May 23, 2009 | passed 622 weeks ago |
| Week 21 | May 24, 2009 | May 30, 2009 | passed 621 weeks ago |
| Week 22 | May 31, 2009 | June 6, 2009 | passed 620 weeks ago |
| Week 23 | June 7, 2009 | June 13, 2009 | passed 619 weeks ago |
| Week 24 | June 14, 2009 | June 20, 2009 | passed 618 weeks ago |
| Week 25 | June 21, 2009 | June 27, 2009 | passed 617 weeks ago |
| Week 26 | June 28, 2009 | July 4, 2009 | passed 616 weeks ago |
| Week 27 | July 5, 2009 | July 11, 2009 | passed 615 weeks ago |
| Week 28 | July 12, 2009 | July 18, 2009 | passed 614 weeks ago |
| Week 29 | July 19, 2009 | July 25, 2009 | passed 613 weeks ago |
| Week 30 | July 26, 2009 | August 1, 2009 | passed 612 weeks ago |
| Week 31 | August 2, 2009 | August 8, 2009 | passed 611 weeks ago |
| Week 32 | August 9, 2009 | August 15, 2009 | passed 610 weeks ago |
| Week 33 | August 16, 2009 | August 22, 2009 | passed 609 weeks ago |
| Week 34 | August 23, 2009 | August 29, 2009 | passed 608 weeks ago |
| Week 35 | August 30, 2009 | September 5, 2009 | passed 607 weeks ago |
| Week 36 | September 6, 2009 | September 12, 2009 | passed 606 weeks ago |
| Week 37 | September 13, 2009 | September 19, 2009 | passed 605 weeks ago |
| Week 38 | September 20, 2009 | September 26, 2009 | passed 604 weeks ago |
| Week 39 | September 27, 2009 | October 3, 2009 | passed 603 weeks ago |
| Week 40 | October 4, 2009 | October 10, 2009 | passed 602 weeks ago |
| Week 41 | October 11, 2009 | October 17, 2009 | passed 601 weeks ago |
| Week 42 | October 18, 2009 | October 24, 2009 | passed 600 weeks ago |
| Week 43 | October 25, 2009 | October 31, 2009 | passed 599 weeks ago |
| Week 44 | November 1, 2009 | November 7, 2009 | passed 598 weeks ago |
| Week 45 | November 8, 2009 | November 14, 2009 | passed 597 weeks ago |
| Week 46 | November 15, 2009 | November 21, 2009 | passed 596 weeks ago |
| Week 47 | November 22, 2009 | November 28, 2009 | passed 595 weeks ago |
| Week 48 | November 29, 2009 | December 5, 2009 | passed 594 weeks ago |
| Week 49 | December 6, 2009 | December 12, 2009 | passed 593 weeks ago |
| Week 50 | December 13, 2009 | December 19, 2009 | passed 592 weeks ago |
| Week 51 | December 20, 2009 | December 26, 2009 | passed 591 weeks ago |
| Week 52 | December 27, 2009 | January 2, 2010 | passed 590 weeks ago |