ISO week details

Week 27 1642: June 30–6, 1642

Week 27 starts on Monday, June 30, 1642 and ends on Sunday, July 6, 1642.

Week27
ISO year1642
StartJun 30
EndJul 6

Quick answer

Week 27 of 1642 is the seven-day ISO week from June 30, 1642 to July 6, 1642. 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 27 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 27 of 1642?

The dates are June 30, 1642 through July 6, 1642.

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 27 of 1642 (Jun 30–Jul 6, 1642)” so the week-year and date range are both clear.