2040 Week Calendar

All 52 ISO 8601 weeks with Monday-to-Sunday dates

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2040 ISO Week Calendar — All 52 Weeks

The year 2040 has 52 weeks according to the ISO 8601 standard. Below is a complete list of every week with its exact Monday (start) and Sunday (end) dates. Each row links to the full week details page.

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

What is the week number for January 1, 2040?

January 1, 2040 is in Week 52 of 2039. The ISO week number for Jan 1 depends on which day of the week Jan 1 falls on.

What is the week number for December 31, 2040?

December 31, 2040 is in Week 1 of 2041.

Is 2040 a leap year?

2040 is a leap year with 366 days.

❓ Frequently asked questions about 2040

How many weeks are in 2040?

2040 has 52 weeks according to ISO 8601. This is the standard 52-week year length.

What is Week 1 of 2040?

When does Week 1 of 2040 start?

Week 1 of 2040 starts on January 2, 2040 and ends on January 8, 2040.

How is the week number determined for 2040?

ISO 8601 week numbers are determined by the year that contains Thursday. Week 1 of 2040 is the week containing January 4, 2040. Each subsequent week is numbered sequentially.