Weekmark

Calendar week · ISO 8601

Week 14, 2025

Monday 31 March – Sunday 6 April 2025

  1. Mon31Mar
  2. Tue1Apr
  3. Wed2Apr
  4. Thu3Apr
  5. Fri4Apr
  6. Sat5Apr
  7. Sun6Apr
ISO week
2025-W14
Copy as
CW14 (31 Mar – 6 Apr)
Quarter
Q2 2025
Weeks in 2025
52
US week number
14

Week 14 is also written KW 14 (Kalenderwoche) or CW 14. 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 31 Mar to Saturday 5 Apr the same number: week 14.