Week 22 2026: May 25–31, 2026
Week 22 starts on Monday, May 25, 2026 and ends on Sunday, May 31, 2026.
Quick answer
Week 22 of 2026 is the seven-day ISO week from May 25, 2026 to May 31, 2026. ISO weeks always run from Monday to Sunday.
Use week 22 in professional planning
This permanent week reference can be used in project plans, payroll notes, weekly reports, production schedules and deadline documents. Share the week number together with the ISO year and exact date range to avoid ambiguity around New Year.
For calculations that span more than one week, use the weeks between dates calculator. For work schedules, compare the same range with the business days calculator or open the project timeline calculator.
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FAQ
What are the dates for week 22 of 2026?
The dates are May 25, 2026 through May 31, 2026.
What day does this week start?
It starts on Monday.
What day does this week end?
It ends on Sunday.
How should I write this week in a report?
Use “ISO week 22 of 2026 (May 25–May 31, 2026)” so the week-year and date range are both clear.