ISO week calendar
Week 47 2026
ISO week 47 of 2026 runs from Monday, November 16, 2026 to Sunday, November 22, 2026.
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 47 2026
ISO week 47 of 2026 runs from Monday, November 16, 2026 to Sunday, November 22, 2026.
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, November 16, 2026
- Week ends
- Sunday, November 22, 2026
- ISO year
- 2026
- Weeks in ISO year
- 53
ISO week 47, 2026
- MonNov 16, 2026Week start
- TueNov 17, 20262026-W47
- WedNov 18, 20262026-W47
- ThuNov 19, 20262026-W47
- FriNov 20, 20262026-W47
- SatNov 21, 20262026-W47
- SunNov 22, 2026Week end
Method
Find the Monday of ISO week 1, then add seven days for each week after it.
ISO week context
Week 47 2026 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.
Related Lookups
FAQ
When does this ISO week start?
Week 47 of 2026 starts on Monday, November 16, 2026.
When does this ISO week end?
Week 47 of 2026 ends on Sunday, November 22, 2026.