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Week 1

Week 01
Worldhttps://www.tuxx.uk/planning/week-numbers/1/

monday 29 december - sunday 4 january 2026

Calendar

January 2026
W12345
Mo5121926
Tu6132027
We7142128
Th18152229
Fr29162330
Sa310172431
Su4111825
February 2026
W56789
Mo291623
Tu3101724
We4111825
Th5121926
Fr6132027
Sa7142128
Su181522

Week number 1 in more years

  • 2025: monday 30 december - sunday 5 january
  • 2026: monday 29 december - sunday 4 january
  • 2027: monday 4 - sunday 10 january
  • 2028: monday 3 - sunday 9 january

Sunrise and sunset in week 1

  • On average sunrise will be at 08:30.
  • On average sunset will be at 15:59.
Calculated from the geographical middle of the United Kingdom.

International holidays in week 1

31 dec.New Year's Eve
1 jan.Day of Establishment
1 jan.New Year
1 jan.Solemnity of Mary, Mother of God
2 jan.2nd January