Week numbers 2041

2041 has

ISO weeks

Week 1 of 2041 starts on Monday, December 31, 2040, and week 52 ends on Sunday, December 29, 2041. Weeks follow ISO 8601: Monday start, week 1 holds the year's first Thursday.

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Week 1	December 31, 2040 – January 6, 2041
Week 2	January 7 – January 13, 2041
Week 3	January 14 – January 20, 2041
Week 4	January 21 – January 27, 2041
Week 5	January 28 – February 3, 2041
Week 6	February 4 – February 10, 2041
Week 7	February 11 – February 17, 2041
Week 8	February 18 – February 24, 2041
Week 9	February 25 – March 3, 2041
Week 10	March 4 – March 10, 2041
Week 11	March 11 – March 17, 2041
Week 12	March 18 – March 24, 2041
Week 13	March 25 – March 31, 2041
Week 14	April 1 – April 7, 2041
Week 15	April 8 – April 14, 2041
Week 16	April 15 – April 21, 2041
Week 17	April 22 – April 28, 2041
Week 18	April 29 – May 5, 2041
Week 19	May 6 – May 12, 2041
Week 20	May 13 – May 19, 2041
Week 21	May 20 – May 26, 2041
Week 22	May 27 – June 2, 2041
Week 23	June 3 – June 9, 2041
Week 24	June 10 – June 16, 2041
Week 25	June 17 – June 23, 2041
Week 26	June 24 – June 30, 2041
Week 27	July 1 – July 7, 2041
Week 28	July 8 – July 14, 2041
Week 29	July 15 – July 21, 2041
Week 30	July 22 – July 28, 2041
Week 31	July 29 – August 4, 2041
Week 32	August 5 – August 11, 2041
Week 33	August 12 – August 18, 2041
Week 34	August 19 – August 25, 2041
Week 35	August 26 – September 1, 2041
Week 36	September 2 – September 8, 2041
Week 37	September 9 – September 15, 2041
Week 38	September 16 – September 22, 2041
Week 39	September 23 – September 29, 2041
Week 40	September 30 – October 6, 2041
Week 41	October 7 – October 13, 2041
Week 42	October 14 – October 20, 2041
Week 43	October 21 – October 27, 2041
Week 44	October 28 – November 3, 2041
Week 45	November 4 – November 10, 2041
Week 46	November 11 – November 17, 2041
Week 47	November 18 – November 24, 2041
Week 48	November 25 – December 1, 2041
Week 49	December 2 – December 8, 2041
Week 50	December 9 – December 15, 2041
Week 51	December 16 – December 22, 2041
Week 52	December 23 – December 29, 2041

How many weeks are in 2041?

2041 has 52 ISO weeks. Most years have 52; a year has 53 when it starts on a Thursday (or on a Wednesday in a leap year).

When does week 1 of 2041 start?

Week 1 of 2041 starts on Monday, December 31, 2040 — ISO week 1 is the week containing the year's first Thursday, so it can start in late December.

What is the Excel formula for week numbers?

=ISOWEEKNUM(A1) returns the ISO week number of the date in A1 (the numbering used on this page); =WEEKNUM(A1) uses the US Sunday-start convention. Both work in Excel and Google Sheets.