National Hamburger Day in the United States is celebrated on May 28 each year.

Below is a Quick Scoop–style breakdown following your post schema.

Quick Scoop: When is National Hamburger Day?

  • Main date: May 28 (every year).
  • Theme: Celebrating one of America’s most iconic and most‑eaten foods.
  • Season link: It lands right as summer grilling season kicks off, near Memorial Day.

Think of it as the unofficial green light for backyard burger season.

Fun twist: multiple “hamburger days”

Some calendars also list additional “National Hamburger Day” observances on July 28 and December 21 each year, tied to different origin stories and promotions.

But when people search “when is national hamburger day,” the date almost always meant—especially by big promo campaigns and burger chains—is May 28.

Recent & upcoming dates (May 28 version)

Here’s how National Hamburger Day (the May 28 one) falls around now:

Year Date Day of week
2024 May 28 Tuesday
2025 May 28 Wednesday
2026 May 28 Thursday
2027 May 28 Friday
(These weekday mappings are given directly in holiday calendars and burger‑day listings.)

Why it’s a “thing” now

  • Cultural icon: Hamburgers are treated as a symbol of classic American comfort food, with estimates of tens of billions eaten in the U.S. each year.
  • Brand promos: Big chains and local joints run deals and freebies tied specifically to May 28.
  • Social media: Hashtags like #NationalHamburgerDay and burger‑themed content spike around this date.

Forum / “latest news” style note

In forum and social chatter, people usually mean the May 28 celebration when they talk about “National Hamburger Day,” swapping tips on best burger joints, grilling tricks, and which chains have the best deals that year.

TL;DR:
If you’re planning content or just planning dinner and wondering “when is national hamburger day?” the key date to circle is May 28 each year, with some calendars also recognizing July 28 and December 21 as bonus hamburger days.

Information gathered from public forums or data available on the internet and portrayed here.