Weekmark

Calendar week · ISO 8601

Week 31, 2028

Monday 31 July – Sunday 6 August 2028

  1. Mon31Jul
  2. Tue1Aug
  3. Wed2Aug
  4. Thu3Aug
  5. Fri4Aug
  6. Sat5Aug
  7. Sun6Aug
ISO week
2028-W31
Copy as
CW31 (31 Jul – 6 Aug)
Quarter
Q3 2028
Weeks in 2028
52
US week number
32

Week 31 is also written KW 31 (Kalenderwoche) or CW 31. 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 Jul to Saturday 5 Aug a different number: week 32.