Is National Sunscreen Day the same as Don't Fry Day?

No. National Sunscreen Day is fixed on May 27, while Don't Fry Day falls on the Friday before Memorial Day, which is May 22 in 2026 and May 28 in 2027. Both promote sun safety, but they are separate observances.

Who created National Sunscreen Day?

No founder, sponsoring organization, or first-observance year is documented. The date circulates on holiday calendars and is promoted each spring by dermatology groups and sunscreen brands.

Do a few sunburns really raise the risk of skin cancer?

Yes. The Skin Cancer Foundation reports that a person's risk for melanoma doubles after having more than five sunburns.

National Sunscreen Day

Next celebratedThursday, May 27, 2027

The day makes one plain case: daily SPF 15 use cuts melanoma risk by about half, and most people still do not use it every time they are out in the sun.

See how to celebrate

Countdown to the day

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Last updated August 30, 2026 · by the Holiday Calendar TeamHave an update or spot an error?

YEARLY DATEMay 27

OBSERVED INUnited States

CATEGORYHealth

SUBCATEGORYWellness

ORIGIN

Community Origin

FOUNDING ENTITY

Not documented

FIRST OBSERVED

Not documented

HOW THE HOLIDAY CAME TO BE

The summer framing belongs to Don't Fry Day.

National Sunscreen Day circulates as a fixed 27 May observance on holiday-calendar listings and on brand and retailer pages. No documented founder, establishing proclamation or first-observance year exists, and the start-of-summer framing often attached to it belongs to Don't Fry Day rather than to any record of this date.

+ Know the story? Submit a founder Help us complete this holiday

INTRO

The cheap, proven habit most people still skip

The advice is old and the product is cheap. Broad-spectrum sunscreen sits on the shelf of nearly every American drugstore, and doctors have recommended it for decades. Most people still do not use it every time they are out in the sun.

National Sunscreen Day exists to close that gap. It makes one plain case: the habit that prevents a bad burn also lowers the odds of skin cancer. One in five Americans will develop skin cancer by the age of 70.

The day is easy to confuse with Don't Fry Day, a separate sun-safety observance. Don't Fry Day floats on the Friday before Memorial Day.

National Sunscreen Day keeps its fixed May 27 date. They share a message, not a history.

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ORIGINS

Sunscreen Day history

INTRODUCTION

National Sunscreen Day has no birth certificate. The observance itself cannot be traced to a founder, a first year, or even a stated reason for its May 27 slot. Its subject, though, has a long and well-documented past, shaped by a handful of chemists who set out to stop their own skin from burning.

CHAPTER 01

Chemists chasing the sun

In 1932, Australian chemist H.A. Milton Blake worked up an early sunburn-preventative cream. That work led him to found Hamilton Laboratories.

Four years later, L'Oréal founder Eugène Schueller launched Ambre Solaire in France. It sat closer to a tanning oil than to a modern sunscreen.

CHAPTER 02

A sunburn on a glacier

Swiss chemistry student Franz Greiter took a severe sunburn while climbing in the Alps. In 1946, he answered it with a product he called Glacier Cream, later sold as Piz Buin.

Greiter left a bigger mark in 1962, when he introduced the Sun Protection Factor. That SPF number, now printed on every bottle sold in America, gave buyers their first standard way to compare one product against another.

CHAPTER 03

From wartime ration to beach staple

In the United States, pharmacist Benjamin Green mixed a red, greasy petroleum to shield service members during World War II. He later blended it with cocoa butter and coconut oil, and the result became Coppertone. Sunscreen had moved from the battlefield to the boardwalk.

CHAPTER 04

A day with no author

The chemistry kept advancing, but the day itself leaves no such paper trail. Nobody signed it into being, and no first celebration is on file. The May 27 date persists on calendars each year, a fixed square on the spring sun-safety schedule with no one to credit for it.

WHY THIS DAY MATTERS

Why National Sunscreen Day Matters

PREVENTION

Daily SPF 15 use cuts melanoma risk by about half.

Regular daily use of an SPF 15 or higher sunscreen cuts the risk of melanoma by about 50 percent. That single measurable payoff is the clearest argument the day can make.

PREVALENCE

It targets the nation's most common cancer

Skin cancer is the most common cancer in the United States, a fact reported by the American Academy of Dermatology and the Skin Cancer Foundation. That prevalence turns a low-effort daily habit into a real public health tool.

MORTALITY

It counts a daily human cost

Nearly 20 Americans die from melanoma every day. Sunscreen is one of the few everyday tools shown to lower the odds of ever facing that diagnosis.

BY THE NUMBERS

National Sunscreen Day by the Numbers

9,500+: Skin cancers diagnosed daily in the US
234,680: Projected new US melanoma cases, 2026
8,510: Projected US melanoma deaths, 2026
12.3% vs 29.0%: US men vs women who always use sunscreen, 2020
~40%: Squamous cell cancer risk cut by daily SPF 15+

MYTH VS FACT

Common Misconceptions

The myth

An SPF number tells you how long you can safely stay in the sun.

The truth

SPF measures the amount of solar energy needed to burn protected skin versus unprotected skin, not time. The FDA states that SPF does not reflect time in the sun, so the idea that SPF 15 lets you stay out 15 times longer is wrong.

The myth

You can buy 'waterproof' or 'sunblock' sunscreen.

The truth

Since the FDA's 2011 labeling rule, no sunscreen may be called waterproof, sweatproof, or sunblock. A product can only be labeled 'water resistant' for 40 or 80 minutes of swimming or sweating.

The myth

A skin cancer council created National Sunscreen Day.

The truth

The National Council on Skin Cancer Prevention created a separate observance, Don't Fry Day, on a different, floating date. The two share a sun-safety theme but not a date or an origin.

GET INVOLVED

How to Observe National Sunscreen Day

Check your sunscreen for two words

Look for the words broad spectrum and an SPF of at least 15, the FDA minimum for a product to claim it lowers skin cancer risk. A lower number can still prevent a burn, but it cannot make that claim.

REAPPLY

Reapply through the day

One morning coat wears off as the day goes on, so apply sunscreen again while you are still outside. The FDA advises reapplying at least every two hours.

READ

Read a sun-safety guide

Spend a few minutes with the plain-language guidance from the American Academy of Dermatology or the Skin Cancer Foundation. Both walk through choosing and applying sunscreen without the jargon.

TEACH

Teach a younger person the habit

Sun habits set in early, so walk a child or teenager through applying sunscreen before they head outside. A routine learned young is easier to keep for life.

KEEP