ISO week calendar

Week 29 2027

ISO week 29 of 2027 runs from Monday, July 19, 2027 to Sunday, July 25, 2027.

Date Time Encyclopedia answer, with calculation details and assumptions below.

ISO weeks start on Monday and end on Sunday. Week 1 is the week containing the first Thursday of the ISO week-numbering year.

Snapshot

Week 29 2027

ISO week 29 of 2027 runs from Monday, July 19, 2027 to Sunday, July 25, 2027.

ISO weeks start on Monday and end on Sunday. Week 1 is the week containing the first Thursday of the ISO week-numbering year.

Week starts
Monday, July 19, 2027
Week ends
Sunday, July 25, 2027
ISO year
2027
Weeks in ISO year
52

ISO week 29, 2027

  1. MonJul 19, 2027Week start
  2. TueJul 20, 20272027-W29
  3. WedJul 21, 20272027-W29
  4. ThuJul 22, 20272027-W29
  5. FriJul 23, 20272027-W29
  6. SatJul 24, 20272027-W29
  7. SunJul 25, 2027Week end

Method

Find the Monday of ISO week 1, then add seven days for each week after it.

ISO week context

Week 29 2027 uses the ISO week-date system: weeks start Monday, end Sunday, and week 1 is tied to the first Thursday of the ISO year.

Compare nearby ISO weeks

Adjacent week pages help verify handoffs between reporting periods, sprints, payroll periods, and weekly plans.

FAQ

When does this ISO week start?

Week 29 of 2027 starts on Monday, July 19, 2027.

When does this ISO week end?

Week 29 of 2027 ends on Sunday, July 25, 2027.