ISO week details

Week 14 1800: March 31–6, 1800

Week 14 starts on Monday, March 31, 1800 and ends on Sunday, April 6, 1800.

Week14
ISO year1800
StartMar 31
EndApr 6

Quick answer

Week 14 of 1800 is the seven-day ISO week from March 31, 1800 to April 6, 1800. ISO weeks always run from Monday to Sunday.

Use week 14 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 14 of 1800?

The dates are March 31, 1800 through April 6, 1800.

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 14 of 1800 (Mar 31–Apr 6, 1800)” so the week-year and date range are both clear.