Week Numbers


 

For practical reasons, a year on this website is 52 weeks long.

This has meant that Week 52 is 10 days long, and Week 9 is 8 days long on a leap year.


January
1
1
2
3
4
5
6
7
2
8
9
10
11
12
13
14
3
15
16
17
18
19
20
21
4
22
23
24
25
26
27
28
5
29
30
31
-
-
-
-
February
5
-
-
-
1
2
3
4
6
5
6
7
8
9
10
11
7
12
13
14
15
16
17
18
8
19
20
21
22
23
24
25
9
26
27
28
29
-
-
-
March
9
-
-
-
1
2
3
4
10
5
6
7
8
9
10
11
11
12
13
14
15
16
17
18
12
19
20
21
22
23
24
25
13
26
27
28
29
30
31
-

April
13
-
-
-
-
-
-
1
14
2
3
4
5
6
7
8
15
9
10
11
12
13
14
15
16
16
17
18
19
20
21
22
17
23
24
25
26
27
28
29
May
18
30
31
1
2
3
4
5
19
6
7
8
9
10
11
12
20
13
14
15
16
17
18
19
21
20
21
22
23
24
25
26
22
27
28
29
30
31
-
-
June
22
-
-
-
-
-
1
2
23
3
4
5
6
7
8
9
24
10
11
12
13
14
15
16
25
17
18
19
20
21
22
23
26
24
25
26
27
28
29
30

July
27
1
2
3
4
5
6
7
28
8
9
10
11
12
13
14
29
15
16
17
18
19
20
21
30
22
23
24
25
26
27
28
31
29
30
31
-
-
-
-
August
31
-
-
-
1
2
3
4
32
5
6
7
8
9
10
11
33
12
13
14
15
16
17
18
34
19
20
21
22
23
24
25
35
26
27
28
29
30
31
-
September
35
-
-
-
-
-
-
1
36
2
3
4
5
6
7
8
37
9
10
11
12
13
14
15
38
16
17
18
19
20
21
22
39
23
24
25
26
27
28
29

October
40
30
31
1
2
3
4
5
41
6
7
8
9
10
11
12
42
13
14
15
16
17
18
19
43
20
21
22
23
24
25
26
44
27
28
29
30
31
-
-
November
44
-
-
-
-
-
1
2
45
3
4
5
6
7
8
9
46
10
11
12
13
14
15
16
47
17
18
19
20
21
22
23
48
24
25
26
27
28
29
30
December
49
1
2
3
4
5
6
7
50
8
9
10
11
12
13
14
51
15
16
17
18
19
20
21
52
22
23
24
25
26
27
28
52
29
30
31
 
 
 
 

Top of the Page.