About week numbers
It's the international standard for week numbering. A week starts on Monday, and the first week of the year is the week containing the first Thursday.
Other useful tools related to date calculations
How to Use? Select a date and click calculate button. Week number according to ISO 8601 standard will be displayed.
Internationally accepted week standard
All past and future dates
Shows which year the week belongs to
Ideal for sprints and project calendars
About week numbers
It's the international standard for week numbering. A week starts on Monday, and the first week of the year is the week containing the first Thursday.