Week Numbers 1864 in Costa Rica
Number of weeks in 1864 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 27, 1863 | January 2, 1864 | passed 8462 weeks ago |
| Week 2 | January 3, 1864 | January 9, 1864 | passed 8461 weeks ago |
| Week 3 | January 10, 1864 | January 16, 1864 | passed 8460 weeks ago |
| Week 4 | January 17, 1864 | January 23, 1864 | passed 8459 weeks ago |
| Week 5 | January 24, 1864 | January 30, 1864 | passed 8458 weeks ago |
| Week 6 | January 31, 1864 | February 6, 1864 | passed 8457 weeks ago |
| Week 7 | February 7, 1864 | February 13, 1864 | passed 8456 weeks ago |
| Week 8 | February 14, 1864 | February 20, 1864 | passed 8455 weeks ago |
| Week 9 | February 21, 1864 | February 27, 1864 | passed 8454 weeks ago |
| Week 10 | February 28, 1864 | March 5, 1864 | passed 8453 weeks ago |
| Week 11 | March 6, 1864 | March 12, 1864 | passed 8452 weeks ago |
| Week 12 | March 13, 1864 | March 19, 1864 | passed 8451 weeks ago |
| Week 13 | March 20, 1864 | March 26, 1864 | passed 8450 weeks ago |
| Week 14 | March 27, 1864 | April 2, 1864 | passed 8449 weeks ago |
| Week 15 | April 3, 1864 | April 9, 1864 | passed 8448 weeks ago |
| Week 16 | April 10, 1864 | April 16, 1864 | passed 8447 weeks ago |
| Week 17 | April 17, 1864 | April 23, 1864 | passed 8446 weeks ago |
| Week 18 | April 24, 1864 | April 30, 1864 | passed 8445 weeks ago |
| Week 19 | May 1, 1864 | May 7, 1864 | passed 8444 weeks ago |
| Week 20 | May 8, 1864 | May 14, 1864 | passed 8443 weeks ago |
| Week 21 | May 15, 1864 | May 21, 1864 | passed 8442 weeks ago |
| Week 22 | May 22, 1864 | May 28, 1864 | passed 8441 weeks ago |
| Week 23 | May 29, 1864 | June 4, 1864 | passed 8440 weeks ago |
| Week 24 | June 5, 1864 | June 11, 1864 | passed 8439 weeks ago |
| Week 25 | June 12, 1864 | June 18, 1864 | passed 8438 weeks ago |
| Week 26 | June 19, 1864 | June 25, 1864 | passed 8437 weeks ago |
| Week 27 | June 26, 1864 | July 2, 1864 | passed 8436 weeks ago |
| Week 28 | July 3, 1864 | July 9, 1864 | passed 8435 weeks ago |
| Week 29 | July 10, 1864 | July 16, 1864 | passed 8434 weeks ago |
| Week 30 | July 17, 1864 | July 23, 1864 | passed 8433 weeks ago |
| Week 31 | July 24, 1864 | July 30, 1864 | passed 8432 weeks ago |
| Week 32 | July 31, 1864 | August 6, 1864 | passed 8431 weeks ago |
| Week 33 | August 7, 1864 | August 13, 1864 | passed 8430 weeks ago |
| Week 34 | August 14, 1864 | August 20, 1864 | passed 8429 weeks ago |
| Week 35 | August 21, 1864 | August 27, 1864 | passed 8428 weeks ago |
| Week 36 | August 28, 1864 | September 3, 1864 | passed 8427 weeks ago |
| Week 37 | September 4, 1864 | September 10, 1864 | passed 8426 weeks ago |
| Week 38 | September 11, 1864 | September 17, 1864 | passed 8425 weeks ago |
| Week 39 | September 18, 1864 | September 24, 1864 | passed 8424 weeks ago |
| Week 40 | September 25, 1864 | October 1, 1864 | passed 8423 weeks ago |
| Week 41 | October 2, 1864 | October 8, 1864 | passed 8422 weeks ago |
| Week 42 | October 9, 1864 | October 15, 1864 | passed 8421 weeks ago |
| Week 43 | October 16, 1864 | October 22, 1864 | passed 8420 weeks ago |
| Week 44 | October 23, 1864 | October 29, 1864 | passed 8419 weeks ago |
| Week 45 | October 30, 1864 | November 5, 1864 | passed 8418 weeks ago |
| Week 46 | November 6, 1864 | November 12, 1864 | passed 8417 weeks ago |
| Week 47 | November 13, 1864 | November 19, 1864 | passed 8416 weeks ago |
| Week 48 | November 20, 1864 | November 26, 1864 | passed 8415 weeks ago |
| Week 49 | November 27, 1864 | December 3, 1864 | passed 8414 weeks ago |
| Week 50 | December 4, 1864 | December 10, 1864 | passed 8413 weeks ago |
| Week 51 | December 11, 1864 | December 17, 1864 | passed 8412 weeks ago |
| Week 52 | December 18, 1864 | December 24, 1864 | passed 8411 weeks ago |
| Week 53 | December 25, 1864 | December 31, 1864 | passed 8410 weeks ago |