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Evergreen date guide

What is celebrated on September 28?

For 2026, these source-backed observances resolve to Monday, September 28. Recurring rules can move in another year, so each record keeps its own date logic.

Date authority profile

What this date contains

10 unique authority records

The list is deduplicated at the public entity layer while retaining all research provenance behind each page.

0 stable or rule-calculated

0 fixed annual and 0 reusable rule-based records can be placed without inventing a new date.

0 edition-specific

Edition-specific dates appear only when the requested year matches the verified edition; variable and historical records remain gated.

6 explicit country-scope records

Country scope stays attached to the underlying record instead of being generalized into a worldwide observance.

1 reviewed in-depth guides

These entities add reviewed meaning, history, activities, facts and FAQs without rewriting the authority facts.

Curated global anchors

Major global guides on September 28

See the collection →

A reviewed starting point drawn from prominent global observances with strong institutional or organizer provenance. Selection does not change each record’s official status or scope.

Explore the mix

Topics represented on September 28

All topics →
Community, Causes & Advocacy 3Civic, Remembrance & History 2Health, Wellness & Awareness 2Relationships & Family 1Animals, Nature & Environment 1Food, Drink & Hospitality 1
10 date-resolved records

All observances on this date

Source-backedFixed Annual

Czech Statehood Day

28 September annually · Czech Republic / state holiday

Current Czech law lists 28 September as Czech Statehood Day; the page’s St. Wenceslas wording is a search-facing alias for the statehood observance.

Source-backedRule Based Annual

Family Day — A Day to Eat Dinner With Your Children

Fourth Monday in September · United States / family-dinner campaign associated with CASA research and participating family-prevention organizations

University of Hawaiʻi material describes Family Day as an annual event launched in 2001, developed from research by the National Center on Addiction and Substance Abuse at Columbia Universi…

Source-backedFixed Annual

Fish Tank Floorshow Night

28 September · United States / creator-defined informal Wellcat observance

Wellcat Holidays lists Fish Tank Floorshow Night on September 28 and identifies Thomas and Ruth Roy as the holiday creators.

Source-backedFixed Annual

International Right to Know Day

28 September · Access-to-information and transparency advocacy; historically used by OSCE and civil-society partners

The OSCE Mission to Serbia documented International Right to Know Day on 28 September in partnership with public institutions, UNDP, journalists and transparency groups.

Source-backedFixed Annual

National Good Neighbor Day

28 September in the current organizer framework · United States / community observance and historical congressional recognition context

The current National Good Neighbor Day organizer uses September 28. Historical congressional materials contain date-specific and fourth-Sunday recognition formulations, so the record does n…

Source-backedFixed Annual

National North Carolina Day

28 September · United States / National Day Calendar National State Days series — North Carolina

National Day Calendar lists National North Carolina Day on 28 September. The U.S. Senate records North Carolina’s admission/statehood date as 21 November 1789. The two dates are deliberatel…

Source-backedFixed Annual

National Self Awareness Day

28 September · United States / informal self-awareness observance

National Today gives National Self Awareness Day an every-September-28 recurrence, and EventGuide independently lists it every September 28.

Source-backedFixed Annual

Strawberry Cream Pie Day

28 September · Informal food-calendar usage documented by Association of Nutrition & Foodservice Professionals chapter material

Two Association of Nutrition & Foodservice Professionals chapter calendars from different publication years list Strawberry Cream Pie Day on 28 September.

Source-backedFixed Annual

World Rabies Day

28 September · World Health Organization-supported observance

WHO global health observance

How this date is built

This page is assembled from verified fixed dates, reusable recurrence rules, and target-year records whose edition matches 2026. Variable, historical or unresolved records are not silently forced onto this date.

Read the methodology →