With the Free Online Calendar Week Finder, you can display the current calendar week as well as the calendar weeks for specific dates.
The tool follows the ISO 8601 standard, where the week starts on Monday and ends on Sunday.
Instructions
Display the current calendar week: The current calendar week for today's date is prominently shown, along with the date range (start and end dates) for that week.
Choose a specific date: A date picker allows you to select any date, which automatically displays the calendar week and corresponding week range.
Select a calendar week: You can also manually enter a calendar week and a year to find the corresponding date range.
Back to current calendar week: With the "Back to current CW" button, you can reset the view to the calendar week for today's date.