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Evergreen date guide

What is celebrated on August 31?

See the observances and verified observance-history milestones attached to August 31. Each observance keeps its own source and date details.

Verified history

On this date in observance history

Today in history →

Selected observance milestones connected to this date, based on reviewed sources.

2016
First observance

National Diatomaceous Earth Day

The creator announcement says readers can be among the first to celebrate the newly approved day on August 31, supporting August 31, 2016 as the first documented edition.

1945
Precursor

Liberation Day (Bevrijdingsdag)

The National Committee history records a national commemoration of liberation on 31 August 1945 before the government established the recurring May 5 celebration for 1946 onward.

About this date

What this date contains

9 observances

Each observance is shown once in this view, with its own source and scope details available on the guide page.

0 repeat predictably

0 use a fixed annual date and 0 follow a reusable calendar rule.

0 are edition-specific

These dates are shown only for the year or edition that has been confirmed.

6 have a country-specific scope

Country-specific observances are not presented as worldwide events.

9 have in-depth guides

These pages include reviewed meaning, history, activities, facts and FAQs.

Reviewed depth

Other in-depth guides on August 31

Source-backedFixed AnnualIn-depth guide

Birth Anniversary of President Ramon Magsaysay

31 August annually; special nonworking public holiday in Zambales Province under Republic Act No. 7792 · Zambales, Philippines / provincial statutory holiday and national historical commemoration

Republic Act No. 7792 declares 31 August each year a special nonworking public holiday in the Province of Zambales to commemorate former President Ramon Magsaysay’s birth anniversary; curre…

Source-backedFixed AnnualIn-depth guide

Independence Day

31 August · Kyrgyz Republic / national holiday

Kyrgyz government sources identify August 31 as Independence Day and date the Declaration of State Independence to 31 August 1991.

Source-backedFixed AnnualIn-depth guide

Malaysia Independence Day / Hari Kemerdekaan

31 August · Malaysia / nationwide federal public holiday and national independence commemoration

Malaysia’s official government portal lists Hari Kebangsaan on August 31 as a nationwide federal public holiday; National Archives material verifies the 31 August 1957 independence proclama…

Source-backedFixed AnnualIn-depth guide

National Diatomaceous Earth Day

31 August · United States / EP Minerals-created diatomaceous-earth observance

EP Minerals states that it founded National Diatomaceous Earth Day, that National Day Calendar approved the day in 2016, and that the observance is on August 31.

Source-backedFixed AnnualIn-depth guide

National South Carolina Day

31 August · United States / National Day Calendar National State Days series — South Carolina

National Day Calendar lists the private National South Carolina Day on August 31. The U.S. Senate records South Carolina’s statehood/ratification date as May 23, 1788, while South Carolina…

Explore the mix

Topics represented on August 31

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Civic, Remembrance & History 5Community, Causes & Advocacy 2Animals, Nature & Environment 1Arts, Entertainment & Lifestyle 1
9 observances

All observances on this date

Source-backedFixed AnnualIn-depth guide

Birth Anniversary of President Ramon Magsaysay

31 August annually; special nonworking public holiday in Zambales Province under Republic Act No. 7792 · Zambales, Philippines / provincial statutory holiday and national historical commemoration

Republic Act No. 7792 declares 31 August each year a special nonworking public holiday in the Province of Zambales to commemorate former President Ramon Magsaysay’s birth anniversary; curre…

Source-backedFixed AnnualIn-depth guide

Independence Day

31 August · Kyrgyz Republic / national holiday

Kyrgyz government sources identify August 31 as Independence Day and date the Declaration of State Independence to 31 August 1991.

Source-backedFixed AnnualIn-depth guide

Malaysia Independence Day / Hari Kemerdekaan

31 August · Malaysia / nationwide federal public holiday and national independence commemoration

Malaysia’s official government portal lists Hari Kebangsaan on August 31 as a nationwide federal public holiday; National Archives material verifies the 31 August 1957 independence proclama…

Source-backedFixed AnnualIn-depth guide

National Diatomaceous Earth Day

31 August · United States / EP Minerals-created diatomaceous-earth observance

EP Minerals states that it founded National Diatomaceous Earth Day, that National Day Calendar approved the day in 2016, and that the observance is on August 31.

Source-backedFixed AnnualIn-depth guide

National South Carolina Day

31 August · United States / National Day Calendar National State Days series — South Carolina

National Day Calendar lists the private National South Carolina Day on August 31. The U.S. Senate records South Carolina’s statehood/ratification date as May 23, 1788, while South Carolina…

Source-backedRule Based AnnualIn-depth guide

Summer Bank Holiday (England and Wales)

Last Monday in August; 31 August 2026 · England and Wales bank holiday; source title is “Summer bank holiday”

GOV.UK

Source-backedFixed AnnualIn-depth guide

Trinidad and Tobago Independence Day

31 August · Trinidad and Tobago

The Organization of American States’ current country page lists Trinidad and Tobago National Independence Day as 31 August.

Source-backedFixed AnnualIn-depth guide

World Distance Learning Day

31 August · International informal education observance recognized by universities and education institutions

Georgia State University, LSU and other education institutions identify August 31 as World Distance Learning Day, supporting a stable recurring date while not implying a UN designation.

How dates are selected

This page combines fixed annual dates, reusable calendar rules and year-specific dates confirmed for 2026. Variable or historical dates are included only when they are clearly supported.

Read the methodology →