When did "national hawaiian shirt day" start trending?

Google Trends first listed it as a rising search on 17 August 2023 in the US, the United Kingdom, Canada. It has been recorded 94 times since, peaking at 30,500% on 21 August 2026.

Where is "national hawaiian shirt day" rising right now?

Nowhere in the last 24 hours. It was last seen rising on 22 August 2026 (US, GB, CA).

How does this year compare with last year?

Over the same 90 days in previous years its best daily growth was 12,850% in 2025, 24,150% in 2024, against 30,500% in the last 90 days — a recurring window worth planning for.

How many people search for "national hawaiian shirt day"?

Google Ads counted an average of 480 searches a month over the year to Jul 2024, peaking at 1,900 in Aug 2023. Demand is seasonal — plan for August and have listings live by June.

Can I put "national hawaiian shirt day" on a shirt or a listing?

Yes — it is a topic search with no person, team, character, title or brand in it, the kind print-on-demand designs are made of. Anyone may design for it; keep the wording your own.

Is it a good keyword for print-on-demand designs?

It passes the print-on-demand filter (people search for it together with shirts); 8 related rising searches about "national" are listed below. Check the trademark status of any brand or name in the phrase before using it on a listing.

national hawaiian shirt day

Google Trends rising search · first seen 17 Aug 2023

"national hawaiian shirt day" is a search that Google Trends flagged as rising among people searching for shirts, first seen on 17 Aug 2023 in the US, the United Kingdom and Canada. It has been recorded 94 times since; its biggest jump was 30,500% on 21 Aug 2026 — a Breakout, Google's label for growth above 5,000%. It was last seen rising on 22 Aug 2026.

👕 shirt POD Design topic ✅ Free to use

First seen: 17 Aug 2023; 3 years ago
Last seen: 22 Aug 2026; 3 weeks ago
Times recorded: 94; 9 window/country combos
Peak: 30,500%; 21 Aug 2026
Countries: 🇺🇸 🇬🇧 🇨🇦; US, GB, CA
Windows: 1H · 4H · 1D · 7D; ever rising in

Right now (last 24 hours)

Not in any rising list in the last 24 hours. Last seen 3 weeks ago.

Last 90 daysLast 24 months

Highest growth recorded each day, across every window and country.Highest growth recorded in each month.

Same period in 2025

21 Jun 2025 – 18 Sep 2025 · peak 12,850%

Same period in 2024

21 Jun 2024 – 18 Sep 2024 · peak 24,150%

Tracking coverage has grown over the years (more niches, countries and time windows), so earlier years can under-count.

Search demand by month

Google Ads · data through Jul 2024

Searches peak in August — 1,900 a month at the top against ~50 in November, the quietest month. To catch the season, listings should be live by June.

~480 searches/month on average Ad competition: Low

Search "national hawaiian shirt day" on

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FAQ

When did "national hawaiian shirt day" start trending?: Google Trends first listed it as a rising search on 17 August 2023 in the US, the United Kingdom, Canada. It has been recorded 94 times since, peaking at 30,500% on 21 August 2026.
Where is "national hawaiian shirt day" rising right now?: Nowhere in the last 24 hours. It was last seen rising on 22 August 2026 (US, GB, CA).
How does this year compare with last year?: Over the same 90 days in previous years its best daily growth was 12,850% in 2025, 24,150% in 2024, against 30,500% in the last 90 days — a recurring window worth planning for.
How many people search for "national hawaiian shirt day"?: Google Ads counted an average of 480 searches a month over the year to Jul 2024, peaking at 1,900 in Aug 2023. Demand is seasonal — plan for August and have listings live by June.
Can I put "national hawaiian shirt day" on a shirt or a listing?: Yes — it is a topic search with no person, team, character, title or brand in it, the kind print-on-demand designs are made of. Anyone may design for it; keep the wording your own.
Is it a good keyword for print-on-demand designs?: It passes the print-on-demand filter (people search for it together with shirts); 8 related rising searches about "national" are listed below. Check the trademark status of any brand or name in the phrase before using it on a listing.

Source: Google Trends rising searches. Updated 18 Sep 2026, 01:34 UTC.