ISO week details

Week 16 1690: April 17–23, 1690

Week 16 starts on Monday, April 17, 1690 and ends on Sunday, April 23, 1690.

Week16
ISO year1690
StartApr 17
EndApr 23

Quick answer

Week 16 of 1690 is the seven-day ISO week from April 17, 1690 to April 23, 1690. ISO weeks always run from Monday to Sunday.

Check the current work week

Need today’s week instead? Open the current work week dashboard for the live ISO week number, Monday-to-Sunday range, business days left and Friday planning date.

Use week 16 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.

FAQ

What are the dates for week 16 of 1690?

The dates are April 17, 1690 through April 23, 1690.

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 16 of 1690 (Apr 17–Apr 23, 1690)” so the week-year and date range are both clear.