Week Numbers

Week Numbers for the Year 2030

Knowing the week numbers for 2030 can be helpful for planning events, managing projects, or simply staying organized. Here’s a complete breakdown of all the weeks in 2030, including their start and end dates.

What Are Week Numbers?

Week numbers are a standardized way of counting the weeks in a year. Each week is assigned a number from 1 to 52 (sometimes 53), depending on how the calendar aligns with the start of the year. According to the ISO 8601 standard, each week starts on a Monday, and Week 1 is the week that contains the first Thursday of the year.

Week Number Table for 2030

Week NumberStart DateEnd Date
Week 1Dec 31, 2029Jan 6, 2030
Week 2Jan 7, 2030Jan 13, 2030
Week 3Jan 14, 2030Jan 20, 2030
Week 4Jan 21, 2030Jan 27, 2030
Week 5Jan 28, 2030Feb 3, 2030
Week 6Feb 4, 2030Feb 10, 2030
Week 7Feb 11, 2030Feb 17, 2030
Week 8Feb 18, 2030Feb 24, 2030
Week 9Feb 25, 2030Mar 3, 2030
Week 10Mar 4, 2030Mar 10, 2030
Week 11Mar 11, 2030Mar 17, 2030
Week 12Mar 18, 2030Mar 24, 2030
Week 13Mar 25, 2030Mar 31, 2030
Week 14Apr 1, 2030Apr 7, 2030
Week 15Apr 8, 2030Apr 14, 2030
Week 16Apr 15, 2030Apr 21, 2030
Week 17Apr 22, 2030Apr 28, 2030
Week 18Apr 29, 2030May 5, 2030
Week 19May 6, 2030May 12, 2030
Week 20May 13, 2030May 19, 2030
Week 21May 20, 2030May 26, 2030
Week 22May 27, 2030Jun 2, 2030
Week 23Jun 3, 2030Jun 9, 2030
Week 24Jun 10, 2030Jun 16, 2030
Week 25Jun 17, 2030Jun 23, 2030
Week 26Jun 24, 2030Jun 30, 2030
Week 27Jul 1, 2030Jul 7, 2030
Week 28Jul 8, 2030Jul 14, 2030
Week 29Jul 15, 2030Jul 21, 2030
Week 30Jul 22, 2030Jul 28, 2030
Week 31Jul 29, 2030Aug 4, 2030
Week 32Aug 5, 2030Aug 11, 2030
Week 33Aug 12, 2030Aug 18, 2030
Week 34Aug 19, 2030Aug 25, 2030
Week 35Aug 26, 2030Sep 1, 2030
Week 36Sep 2, 2030Sep 8, 2030
Week 37Sep 9, 2030Sep 15, 2030
Week 38Sep 16, 2030Sep 22, 2030
Week 39Sep 23, 2030Sep 29, 2030
Week 40Sep 30, 2030Oct 6, 2030
Week 41Oct 7, 2030Oct 13, 2030
Week 42Oct 14, 2030Oct 20, 2030
Week 43Oct 21, 2030Oct 27, 2030
Week 44Oct 28, 2030Nov 3, 2030
Week 45Nov 4, 2030Nov 10, 2030
Week 46Nov 11, 2030Nov 17, 2030
Week 47Nov 18, 2030Nov 24, 2030
Week 48Nov 25, 2030Dec 1, 2030
Week 49Dec 2, 2030Dec 8, 2030
Week 50Dec 9, 2030Dec 15, 2030
Week 51Dec 16, 2030Dec 22, 2030
Week 52Dec 23, 2030Dec 29, 2030
Week 53Dec 30, 2030Jan 5, 2031

Yes, 2030 has 53 weeks! This happens when the year starts on a Thursday or is a leap year that ends on a Thursday—allowing for that extra ISO week.

Why Are Week Numbers Useful?

Week numbers are used in a variety of scenarios across professional and personal settings:

Fun Fact

The ISO 8601 week-numbering system was first introduced in 1988 and is used by many countries around the world, especially in Europe. The U.S. doesn't commonly use it, but many global systems rely on it for consistency.

Find the Week Number of Any Date

Want to know the week number of a specific date? In PHP, you can use the DateTime object like this:

Week number is: 14

List the week numbers of the coming years.