Year calendar

Week Numbers 2026

2026 has 53 ISO weeks and 365 days.

ISO weeks53

Days365

Leap yearNo

ISO week startMonday

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

WkMonTueWedThuFriSatSun

1 29 30 31 1 2 3 4

2 5 6 7 8 9 10 11

3 12 13 14 15 16 17 18

4 19 20 21 22 23 24 25

5 26 27 28 29 30 31 1

WkMonTueWedThuFriSatSun

5 26 27 28 29 30 31 1

6 2 3 4 5 6 7 8

7 9 10 11 12 13 14 15

8 16 17 18 19 20 21 22

9 23 24 25 26 27 28 1

WkMonTueWedThuFriSatSun

9 23 24 25 26 27 28 1

10 2 3 4 5 6 7 8

11 9 10 11 12 13 14 15

12 16 17 18 19 20 21 22

13 23 24 25 26 27 28 29

14 30 31 1 2 3 4 5

WkMonTueWedThuFriSatSun

14 30 31 1 2 3 4 5

15 6 7 8 9 10 11 12

16 13 14 15 16 17 18 19

17 20 21 22 23 24 25 26

18 27 28 29 30 1 2 3

WkMonTueWedThuFriSatSun

18 27 28 29 30 1 2 3

19 4 5 6 7 8 9 10

20 11 12 13 14 15 16 17

21 18 19 20 21 22 23 24

22 25 26 27 28 29 30 31

WkMonTueWedThuFriSatSun

23 1 2 3 4 5 6 7

24 8 9 10 11 12 13 14

25 15 16 17 18 19 20 21

26 22 23 24 25 26 27 28

27 29 30 1 2 3 4 5

WkMonTueWedThuFriSatSun

27 29 30 1 2 3 4 5

28 6 7 8 9 10 11 12

29 13 14 15 16 17 18 19

30 20 21 22 23 24 25 26

31 27 28 29 30 31 1 2

WkMonTueWedThuFriSatSun

31 27 28 29 30 31 1 2

32 3 4 5 6 7 8 9

33 10 11 12 13 14 15 16

34 17 18 19 20 21 22 23

35 24 25 26 27 28 29 30

36 31 1 2 3 4 5 6

WkMonTueWedThuFriSatSun

36 31 1 2 3 4 5 6

37 7 8 9 10 11 12 13

38 14 15 16 17 18 19 20

39 21 22 23 24 25 26 27

40 28 29 30 1 2 3 4

WkMonTueWedThuFriSatSun

40 28 29 30 1 2 3 4

41 5 6 7 8 9 10 11

42 12 13 14 15 16 17 18

43 19 20 21 22 23 24 25

44 26 27 28 29 30 31 1

WkMonTueWedThuFriSatSun

44 26 27 28 29 30 31 1

45 2 3 4 5 6 7 8

46 9 10 11 12 13 14 15

47 16 17 18 19 20 21 22

48 23 24 25 26 27 28 29

49 30 1 2 3 4 5 6

WkMonTueWedThuFriSatSun

49 30 1 2 3 4 5 6

50 7 8 9 10 11 12 13

51 14 15 16 17 18 19 20

52 21 22 23 24 25 26 27

53 28 29 30 31 1 2 3

All ISO weeks in 2026