Week Numbers

Week Numbers for the Year 2046

Knowing the week numbers for 2046 can be helpful for planning events, managing projects, or simply staying organized. Here’s a complete breakdown of all the weeks in 2046, 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 2046

Week NumberStart DateEnd Date
Week 1Jan 1, 2046Jan 7, 2046
Week 2Jan 8, 2046Jan 14, 2046
Week 3Jan 15, 2046Jan 21, 2046
Week 4Jan 22, 2046Jan 28, 2046
Week 5Jan 29, 2046Feb 4, 2046
Week 6Feb 5, 2046Feb 11, 2046
Week 7Feb 12, 2046Feb 18, 2046
Week 8Feb 19, 2046Feb 25, 2046
Week 9Feb 26, 2046Mar 4, 2046
Week 10Mar 5, 2046Mar 11, 2046
Week 11Mar 12, 2046Mar 18, 2046
Week 12Mar 19, 2046Mar 25, 2046
Week 13Mar 26, 2046Apr 1, 2046
Week 14Apr 2, 2046Apr 8, 2046
Week 15Apr 9, 2046Apr 15, 2046
Week 16Apr 16, 2046Apr 22, 2046
Week 17Apr 23, 2046Apr 29, 2046
Week 18Apr 30, 2046May 6, 2046
Week 19May 7, 2046May 13, 2046
Week 20May 14, 2046May 20, 2046
Week 21May 21, 2046May 27, 2046
Week 22May 28, 2046Jun 3, 2046
Week 23Jun 4, 2046Jun 10, 2046
Week 24Jun 11, 2046Jun 17, 2046
Week 25Jun 18, 2046Jun 24, 2046
Week 26Jun 25, 2046Jul 1, 2046
Week 27Jul 2, 2046Jul 8, 2046
Week 28Jul 9, 2046Jul 15, 2046
Week 29Jul 16, 2046Jul 22, 2046
Week 30Jul 23, 2046Jul 29, 2046
Week 31Jul 30, 2046Aug 5, 2046
Week 32Aug 6, 2046Aug 12, 2046
Week 33Aug 13, 2046Aug 19, 2046
Week 34Aug 20, 2046Aug 26, 2046
Week 35Aug 27, 2046Sep 2, 2046
Week 36Sep 3, 2046Sep 9, 2046
Week 37Sep 10, 2046Sep 16, 2046
Week 38Sep 17, 2046Sep 23, 2046
Week 39Sep 24, 2046Sep 30, 2046
Week 40Oct 1, 2046Oct 7, 2046
Week 41Oct 8, 2046Oct 14, 2046
Week 42Oct 15, 2046Oct 21, 2046
Week 43Oct 22, 2046Oct 28, 2046
Week 44Oct 29, 2046Nov 4, 2046
Week 45Nov 5, 2046Nov 11, 2046
Week 46Nov 12, 2046Nov 18, 2046
Week 47Nov 19, 2046Nov 25, 2046
Week 48Nov 26, 2046Dec 2, 2046
Week 49Dec 3, 2046Dec 9, 2046
Week 50Dec 10, 2046Dec 16, 2046
Week 51Dec 17, 2046Dec 23, 2046
Week 52Dec 24, 2046Dec 30, 2046
Week 53Dec 31, 2046Jan 6, 2047

Yes, 2046 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.