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Week Numbers 2023

2023 has 52 ISO weeks. Week 1 starts on Monday, January 2, 2023, and the last week ends on Sunday, December 31, 2023.

ISO week numbers 2023

Weeks start on Monday. Week 1 is the week with the first Thursday of January. Find the week number of any date.

WeekMondaySunday
1Jan 2, 2023Jan 8, 2023
2Jan 9, 2023Jan 15, 2023
3Jan 16, 2023Jan 22, 2023
4Jan 23, 2023Jan 29, 2023
5Jan 30, 2023Feb 5, 2023
6Feb 6, 2023Feb 12, 2023
7Feb 13, 2023Feb 19, 2023
8Feb 20, 2023Feb 26, 2023
9Feb 27, 2023Mar 5, 2023
10Mar 6, 2023Mar 12, 2023
11Mar 13, 2023Mar 19, 2023
12Mar 20, 2023Mar 26, 2023
13Mar 27, 2023Apr 2, 2023
14Apr 3, 2023Apr 9, 2023
15Apr 10, 2023Apr 16, 2023
16Apr 17, 2023Apr 23, 2023
17Apr 24, 2023Apr 30, 2023
18May 1, 2023May 7, 2023
19May 8, 2023May 14, 2023
20May 15, 2023May 21, 2023
21May 22, 2023May 28, 2023
22May 29, 2023Jun 4, 2023
23Jun 5, 2023Jun 11, 2023
24Jun 12, 2023Jun 18, 2023
25Jun 19, 2023Jun 25, 2023
26Jun 26, 2023Jul 2, 2023
27Jul 3, 2023Jul 9, 2023
28Jul 10, 2023Jul 16, 2023
29Jul 17, 2023Jul 23, 2023
30Jul 24, 2023Jul 30, 2023
31Jul 31, 2023Aug 6, 2023
32Aug 7, 2023Aug 13, 2023
33Aug 14, 2023Aug 20, 2023
34Aug 21, 2023Aug 27, 2023
35Aug 28, 2023Sep 3, 2023
36Sep 4, 2023Sep 10, 2023
37Sep 11, 2023Sep 17, 2023
38Sep 18, 2023Sep 24, 2023
39Sep 25, 2023Oct 1, 2023
40Oct 2, 2023Oct 8, 2023
41Oct 9, 2023Oct 15, 2023
42Oct 16, 2023Oct 22, 2023
43Oct 23, 2023Oct 29, 2023
44Oct 30, 2023Nov 5, 2023
45Nov 6, 2023Nov 12, 2023
46Nov 13, 2023Nov 19, 2023
47Nov 20, 2023Nov 26, 2023
48Nov 27, 2023Dec 3, 2023
49Dec 4, 2023Dec 10, 2023
50Dec 11, 2023Dec 17, 2023
51Dec 18, 2023Dec 24, 2023
52Dec 25, 2023Dec 31, 2023
US weeks starting on Sunday

In the US, week 1 is the week that contains January 1, and weeks start on Sunday.

WeekSundaySaturday
1Jan 1, 2023Jan 7, 2023
2Jan 8, 2023Jan 14, 2023
3Jan 15, 2023Jan 21, 2023
4Jan 22, 2023Jan 28, 2023
5Jan 29, 2023Feb 4, 2023
6Feb 5, 2023Feb 11, 2023
7Feb 12, 2023Feb 18, 2023
8Feb 19, 2023Feb 25, 2023
9Feb 26, 2023Mar 4, 2023
10Mar 5, 2023Mar 11, 2023
11Mar 12, 2023Mar 18, 2023
12Mar 19, 2023Mar 25, 2023
13Mar 26, 2023Apr 1, 2023
14Apr 2, 2023Apr 8, 2023
15Apr 9, 2023Apr 15, 2023
16Apr 16, 2023Apr 22, 2023
17Apr 23, 2023Apr 29, 2023
18Apr 30, 2023May 6, 2023
19May 7, 2023May 13, 2023
20May 14, 2023May 20, 2023
21May 21, 2023May 27, 2023
22May 28, 2023Jun 3, 2023
23Jun 4, 2023Jun 10, 2023
24Jun 11, 2023Jun 17, 2023
25Jun 18, 2023Jun 24, 2023
26Jun 25, 2023Jul 1, 2023
27Jul 2, 2023Jul 8, 2023
28Jul 9, 2023Jul 15, 2023
29Jul 16, 2023Jul 22, 2023
30Jul 23, 2023Jul 29, 2023
31Jul 30, 2023Aug 5, 2023
32Aug 6, 2023Aug 12, 2023
33Aug 13, 2023Aug 19, 2023
34Aug 20, 2023Aug 26, 2023
35Aug 27, 2023Sep 2, 2023
36Sep 3, 2023Sep 9, 2023
37Sep 10, 2023Sep 16, 2023
38Sep 17, 2023Sep 23, 2023
39Sep 24, 2023Sep 30, 2023
40Oct 1, 2023Oct 7, 2023
41Oct 8, 2023Oct 14, 2023
42Oct 15, 2023Oct 21, 2023
43Oct 22, 2023Oct 28, 2023
44Oct 29, 2023Nov 4, 2023
45Nov 5, 2023Nov 11, 2023
46Nov 12, 2023Nov 18, 2023
47Nov 19, 2023Nov 25, 2023
48Nov 26, 2023Dec 2, 2023
49Dec 3, 2023Dec 9, 2023
50Dec 10, 2023Dec 16, 2023
51Dec 17, 2023Dec 23, 2023
52Dec 24, 2023Dec 30, 2023
53Dec 31, 2023Jan 6, 2024

Printable 2023 calendar with week numbers

The calendar shows ISO week numbers with weeks starting on Monday. Change either in the settings.

Saved in this browserClick any day to type on it. Use ← → for the previous or next month.Tap any day to add a note or highlight it.

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