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Week Numbers 1999

1999 has 52 ISO weeks. Week 1 starts on Monday, January 4, 1999, and the last week ends on Sunday, January 2, 2000.

ISO week numbers 1999

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

Week	Monday	Sunday
1	Jan 4, 1999	Jan 10, 1999
2	Jan 11, 1999	Jan 17, 1999
3	Jan 18, 1999	Jan 24, 1999
4	Jan 25, 1999	Jan 31, 1999
5	Feb 1, 1999	Feb 7, 1999
6	Feb 8, 1999	Feb 14, 1999
7	Feb 15, 1999	Feb 21, 1999
8	Feb 22, 1999	Feb 28, 1999
9	Mar 1, 1999	Mar 7, 1999
10	Mar 8, 1999	Mar 14, 1999
11	Mar 15, 1999	Mar 21, 1999
12	Mar 22, 1999	Mar 28, 1999
13	Mar 29, 1999	Apr 4, 1999
14	Apr 5, 1999	Apr 11, 1999
15	Apr 12, 1999	Apr 18, 1999
16	Apr 19, 1999	Apr 25, 1999
17	Apr 26, 1999	May 2, 1999
18	May 3, 1999	May 9, 1999
19	May 10, 1999	May 16, 1999
20	May 17, 1999	May 23, 1999
21	May 24, 1999	May 30, 1999
22	May 31, 1999	Jun 6, 1999
23	Jun 7, 1999	Jun 13, 1999
24	Jun 14, 1999	Jun 20, 1999
25	Jun 21, 1999	Jun 27, 1999
26	Jun 28, 1999	Jul 4, 1999
27	Jul 5, 1999	Jul 11, 1999
28	Jul 12, 1999	Jul 18, 1999
29	Jul 19, 1999	Jul 25, 1999
30	Jul 26, 1999	Aug 1, 1999
31	Aug 2, 1999	Aug 8, 1999
32	Aug 9, 1999	Aug 15, 1999
33	Aug 16, 1999	Aug 22, 1999
34	Aug 23, 1999	Aug 29, 1999
35	Aug 30, 1999	Sep 5, 1999
36	Sep 6, 1999	Sep 12, 1999
37	Sep 13, 1999	Sep 19, 1999
38	Sep 20, 1999	Sep 26, 1999
39	Sep 27, 1999	Oct 3, 1999
40	Oct 4, 1999	Oct 10, 1999
41	Oct 11, 1999	Oct 17, 1999
42	Oct 18, 1999	Oct 24, 1999
43	Oct 25, 1999	Oct 31, 1999
44	Nov 1, 1999	Nov 7, 1999
45	Nov 8, 1999	Nov 14, 1999
46	Nov 15, 1999	Nov 21, 1999
47	Nov 22, 1999	Nov 28, 1999
48	Nov 29, 1999	Dec 5, 1999
49	Dec 6, 1999	Dec 12, 1999
50	Dec 13, 1999	Dec 19, 1999
51	Dec 20, 1999	Dec 26, 1999
52	Dec 27, 1999	Jan 2, 2000

US weeks starting on Sunday

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

Week	Sunday	Saturday
1	Dec 27, 1998	Jan 2, 1999
2	Jan 3, 1999	Jan 9, 1999
3	Jan 10, 1999	Jan 16, 1999
4	Jan 17, 1999	Jan 23, 1999
5	Jan 24, 1999	Jan 30, 1999
6	Jan 31, 1999	Feb 6, 1999
7	Feb 7, 1999	Feb 13, 1999
8	Feb 14, 1999	Feb 20, 1999
9	Feb 21, 1999	Feb 27, 1999
10	Feb 28, 1999	Mar 6, 1999
11	Mar 7, 1999	Mar 13, 1999
12	Mar 14, 1999	Mar 20, 1999
13	Mar 21, 1999	Mar 27, 1999
14	Mar 28, 1999	Apr 3, 1999
15	Apr 4, 1999	Apr 10, 1999
16	Apr 11, 1999	Apr 17, 1999
17	Apr 18, 1999	Apr 24, 1999
18	Apr 25, 1999	May 1, 1999
19	May 2, 1999	May 8, 1999
20	May 9, 1999	May 15, 1999
21	May 16, 1999	May 22, 1999
22	May 23, 1999	May 29, 1999
23	May 30, 1999	Jun 5, 1999
24	Jun 6, 1999	Jun 12, 1999
25	Jun 13, 1999	Jun 19, 1999
26	Jun 20, 1999	Jun 26, 1999
27	Jun 27, 1999	Jul 3, 1999
28	Jul 4, 1999	Jul 10, 1999
29	Jul 11, 1999	Jul 17, 1999
30	Jul 18, 1999	Jul 24, 1999
31	Jul 25, 1999	Jul 31, 1999
32	Aug 1, 1999	Aug 7, 1999
33	Aug 8, 1999	Aug 14, 1999
34	Aug 15, 1999	Aug 21, 1999
35	Aug 22, 1999	Aug 28, 1999
36	Aug 29, 1999	Sep 4, 1999
37	Sep 5, 1999	Sep 11, 1999
38	Sep 12, 1999	Sep 18, 1999
39	Sep 19, 1999	Sep 25, 1999
40	Sep 26, 1999	Oct 2, 1999
41	Oct 3, 1999	Oct 9, 1999
42	Oct 10, 1999	Oct 16, 1999
43	Oct 17, 1999	Oct 23, 1999
44	Oct 24, 1999	Oct 30, 1999
45	Oct 31, 1999	Nov 6, 1999
46	Nov 7, 1999	Nov 13, 1999
47	Nov 14, 1999	Nov 20, 1999
48	Nov 21, 1999	Nov 27, 1999
49	Nov 28, 1999	Dec 4, 1999
50	Dec 5, 1999	Dec 11, 1999
51	Dec 12, 1999	Dec 18, 1999
52	Dec 19, 1999	Dec 25, 1999
53	Dec 26, 1999	Jan 1, 2000

Printable 1999 calendar with week numbers

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