Weekmark

Calendar week · ISO 8601

Week 44, 2025

Monday 27 October – Sunday 2 November 2025

  1. Mon27Oct
  2. Tue28Oct
  3. Wed29Oct
  4. Thu30Oct
  5. Fri31Oct
  6. Sat1Nov
  7. Sun2Nov
ISO week
2025-W44
Copy as
CW44 (27 Oct – 2 Nov)
Quarter
Q4 2025
Weeks in 2025
52
US week number
44

Week 44 is also written KW 44 (Kalenderwoche) or CW 44. ISO weeks start on Monday, and week 1 is the week with the year’s first Thursday. US calendars start weeks on Sunday and count the week with 1 January as week 1, so they give Monday 27 Oct to Saturday 1 Nov the same number: week 44.