Semana ISO
calendarEmbed This Widget
Add the script tag and a data attribute to embed this widget.
<script src="https://cdn.jsdelivr.net/npm/timefyi-embed@1/dist/embed.min.js" defer></script>
<div data-timefyi="glossary" data-slug="iso-week"></div>Embed via iframe for maximum compatibility.
<iframe src="https://timefyi.com/iframe/glossary/iso-week/" width="420" height="400" frameborder="0" style="border:0;border-radius:10px;max-width:100%" loading="lazy"></iframe>Paste this URL in WordPress, Medium, or any oEmbed-compatible platform.
https://timefyi.com/glossary/iso-week/Add a dynamic SVG badge to your README or docs.
[](https://timefyi.com/glossary/iso-week/)Use the native HTML custom element.
<script src="https://cdn.jsdelivr.net/npm/timefyi-embed@1/dist/embed.min.js" defer></script>
<timefyi-glossary slug="iso-week"></timefyi-glossary>Definición
El sistema de numeración de semanas definido por ISO 8601, donde la semana 1 es la semana que contiene el primer jueves de enero. Las semanas van de lunes a domingo y los años ISO pueden tener 52 o 53 semanas.