ISO Week Numbers 2055

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All 52 ISO weeks in 2055. Week 1 is the first week with at least four days in January; weeks run Monday through Sunday.

2054 Week Number Calculator2056
WeekISO codeYYWWWeek startsWeek ends
12055-W015501Monday, January 4, 2055Sunday, January 10, 2055
22055-W025502Monday, January 11, 2055Sunday, January 17, 2055
32055-W035503Monday, January 18, 2055Sunday, January 24, 2055
42055-W045504Monday, January 25, 2055Sunday, January 31, 2055
52055-W055505Monday, February 1, 2055Sunday, February 7, 2055
62055-W065506Monday, February 8, 2055Sunday, February 14, 2055
72055-W075507Monday, February 15, 2055Sunday, February 21, 2055
82055-W085508Monday, February 22, 2055Sunday, February 28, 2055
92055-W095509Monday, March 1, 2055Sunday, March 7, 2055
102055-W105510Monday, March 8, 2055Sunday, March 14, 2055
112055-W115511Monday, March 15, 2055Sunday, March 21, 2055
122055-W125512Monday, March 22, 2055Sunday, March 28, 2055
132055-W135513Monday, March 29, 2055Sunday, April 4, 2055
142055-W145514Monday, April 5, 2055Sunday, April 11, 2055
152055-W155515Monday, April 12, 2055Sunday, April 18, 2055
162055-W165516Monday, April 19, 2055Sunday, April 25, 2055
172055-W175517Monday, April 26, 2055Sunday, May 2, 2055
182055-W185518Monday, May 3, 2055Sunday, May 9, 2055
192055-W195519Monday, May 10, 2055Sunday, May 16, 2055
202055-W205520Monday, May 17, 2055Sunday, May 23, 2055
212055-W215521Monday, May 24, 2055Sunday, May 30, 2055
222055-W225522Monday, May 31, 2055Sunday, June 6, 2055
232055-W235523Monday, June 7, 2055Sunday, June 13, 2055
242055-W245524Monday, June 14, 2055Sunday, June 20, 2055
252055-W255525Monday, June 21, 2055Sunday, June 27, 2055
262055-W265526Monday, June 28, 2055Sunday, July 4, 2055
272055-W275527Monday, July 5, 2055Sunday, July 11, 2055
282055-W285528Monday, July 12, 2055Sunday, July 18, 2055
292055-W295529Monday, July 19, 2055Sunday, July 25, 2055
302055-W305530Monday, July 26, 2055Sunday, August 1, 2055
312055-W315531Monday, August 2, 2055Sunday, August 8, 2055
322055-W325532Monday, August 9, 2055Sunday, August 15, 2055
332055-W335533Monday, August 16, 2055Sunday, August 22, 2055
342055-W345534Monday, August 23, 2055Sunday, August 29, 2055
352055-W355535Monday, August 30, 2055Sunday, September 5, 2055
362055-W365536Monday, September 6, 2055Sunday, September 12, 2055
372055-W375537Monday, September 13, 2055Sunday, September 19, 2055
382055-W385538Monday, September 20, 2055Sunday, September 26, 2055
392055-W395539Monday, September 27, 2055Sunday, October 3, 2055
402055-W405540Monday, October 4, 2055Sunday, October 10, 2055
412055-W415541Monday, October 11, 2055Sunday, October 17, 2055
422055-W425542Monday, October 18, 2055Sunday, October 24, 2055
432055-W435543Monday, October 25, 2055Sunday, October 31, 2055
442055-W445544Monday, November 1, 2055Sunday, November 7, 2055
452055-W455545Monday, November 8, 2055Sunday, November 14, 2055
462055-W465546Monday, November 15, 2055Sunday, November 21, 2055
472055-W475547Monday, November 22, 2055Sunday, November 28, 2055
482055-W485548Monday, November 29, 2055Sunday, December 5, 2055
492055-W495549Monday, December 6, 2055Sunday, December 12, 2055
502055-W505550Monday, December 13, 2055Sunday, December 19, 2055
512055-W515551Monday, December 20, 2055Sunday, December 26, 2055
522055-W525552Monday, December 27, 2055Sunday, January 2, 2056

ISO weeks start on Monday. Week 1 is the first week with at least four days in the new year.