Monthly calendar

Week numbers in December 2026

December has 31 days. It starts on Tuesday and ends on Thursday.

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

ISO weeks touching December 2026

Week 49November 30 – December 6, 2026 Week 50December 7–13, 2026 Week 51December 14–20, 2026 Week 52December 21–27, 2026 Week 53December 28, 2026 – January 3, 2027