Week Numbers 1981 in Luxembourg
Number of weeks in 1981 year is 53 weeks
Weeks are according Luxembourg calendar rules, Monday first day and weeks are Monday to Sunday
| Week # | From Date | To Date | Weeks from Now |
|---|---|---|---|
| Week 1 | December 29, 1980 | January 4, 1981 | passed 2356 weeks ago |
| Week 2 | January 5, 1981 | January 11, 1981 | passed 2355 weeks ago |
| Week 3 | January 12, 1981 | January 18, 1981 | passed 2354 weeks ago |
| Week 4 | January 19, 1981 | January 25, 1981 | passed 2353 weeks ago |
| Week 5 | January 26, 1981 | February 1, 1981 | passed 2352 weeks ago |
| Week 6 | February 2, 1981 | February 8, 1981 | passed 2351 weeks ago |
| Week 7 | February 9, 1981 | February 15, 1981 | passed 2350 weeks ago |
| Week 8 | February 16, 1981 | February 22, 1981 | passed 2349 weeks ago |
| Week 9 | February 23, 1981 | March 1, 1981 | passed 2348 weeks ago |
| Week 10 | March 2, 1981 | March 8, 1981 | passed 2347 weeks ago |
| Week 11 | March 9, 1981 | March 15, 1981 | passed 2346 weeks ago |
| Week 12 | March 16, 1981 | March 22, 1981 | passed 2345 weeks ago |
| Week 13 | March 23, 1981 | March 29, 1981 | passed 2344 weeks ago |
| Week 14 | March 30, 1981 | April 5, 1981 | passed 2343 weeks ago |
| Week 15 | April 6, 1981 | April 12, 1981 | passed 2342 weeks ago |
| Week 16 | April 13, 1981 | April 19, 1981 | passed 2341 weeks ago |
| Week 17 | April 20, 1981 | April 26, 1981 | passed 2340 weeks ago |
| Week 18 | April 27, 1981 | May 3, 1981 | passed 2339 weeks ago |
| Week 19 | May 4, 1981 | May 10, 1981 | passed 2338 weeks ago |
| Week 20 | May 11, 1981 | May 17, 1981 | passed 2337 weeks ago |
| Week 21 | May 18, 1981 | May 24, 1981 | passed 2336 weeks ago |
| Week 22 | May 25, 1981 | May 31, 1981 | passed 2335 weeks ago |
| Week 23 | June 1, 1981 | June 7, 1981 | passed 2334 weeks ago |
| Week 24 | June 8, 1981 | June 14, 1981 | passed 2333 weeks ago |
| Week 25 | June 15, 1981 | June 21, 1981 | passed 2332 weeks ago |
| Week 26 | June 22, 1981 | June 28, 1981 | passed 2331 weeks ago |
| Week 27 | June 29, 1981 | July 5, 1981 | passed 2330 weeks ago |
| Week 28 | July 6, 1981 | July 12, 1981 | passed 2329 weeks ago |
| Week 29 | July 13, 1981 | July 19, 1981 | passed 2328 weeks ago |
| Week 30 | July 20, 1981 | July 26, 1981 | passed 2327 weeks ago |
| Week 31 | July 27, 1981 | August 2, 1981 | passed 2326 weeks ago |
| Week 32 | August 3, 1981 | August 9, 1981 | passed 2325 weeks ago |
| Week 33 | August 10, 1981 | August 16, 1981 | passed 2324 weeks ago |
| Week 34 | August 17, 1981 | August 23, 1981 | passed 2323 weeks ago |
| Week 35 | August 24, 1981 | August 30, 1981 | passed 2322 weeks ago |
| Week 36 | August 31, 1981 | September 6, 1981 | passed 2321 weeks ago |
| Week 37 | September 7, 1981 | September 13, 1981 | passed 2320 weeks ago |
| Week 38 | September 14, 1981 | September 20, 1981 | passed 2319 weeks ago |
| Week 39 | September 21, 1981 | September 27, 1981 | passed 2318 weeks ago |
| Week 40 | September 28, 1981 | October 4, 1981 | passed 2317 weeks ago |
| Week 41 | October 5, 1981 | October 11, 1981 | passed 2316 weeks ago |
| Week 42 | October 12, 1981 | October 18, 1981 | passed 2315 weeks ago |
| Week 43 | October 19, 1981 | October 25, 1981 | passed 2314 weeks ago |
| Week 44 | October 26, 1981 | November 1, 1981 | passed 2313 weeks ago |
| Week 45 | November 2, 1981 | November 8, 1981 | passed 2312 weeks ago |
| Week 46 | November 9, 1981 | November 15, 1981 | passed 2311 weeks ago |
| Week 47 | November 16, 1981 | November 22, 1981 | passed 2310 weeks ago |
| Week 48 | November 23, 1981 | November 29, 1981 | passed 2309 weeks ago |
| Week 49 | November 30, 1981 | December 6, 1981 | passed 2308 weeks ago |
| Week 50 | December 7, 1981 | December 13, 1981 | passed 2307 weeks ago |
| Week 51 | December 14, 1981 | December 20, 1981 | passed 2306 weeks ago |
| Week 52 | December 21, 1981 | December 27, 1981 | passed 2305 weeks ago |
| Week 53 | December 28, 1981 | January 3, 1982 | passed 2304 weeks ago |