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Evergreen date guide

What is celebrated on March 23?

See the observances and verified observance-history milestones attached to March 23. 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.

2019
First observance

Southern Africa Liberation Day

SADC explicitly calls the 23 March 2019 gathering the first Southern Africa Liberation Day commemoration.

2010
Later action

Won’t You Be My Neighbor Day

Declared a local “Won’t You Be My Neighbor?” Day while recognizing efforts to extend Fred Rogers’ good-neighbor legacy.

1961
First observance

World Meteorological Day

WMO historical material records the first annual World Meteorological Day on 23 March 1961.

About this date

What this date contains

5 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.

1 have a country-specific scope

Country-specific observances are not presented as worldwide events.

5 have in-depth guides

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

Reviewed depth

Other in-depth guides on March 23

Source-backedFixed AnnualIn-depth guide

Cuddly Kitten Day

23 March · Informal pet-awareness calendar usage documented by a veterinary institution

The Animal Medical Center repeatedly lists Cuddly Kitten Day on March 23 across annual pet-awareness calendars.

Source-backedFixed AnnualIn-depth guide

National Puppy Day

23 March · United States-origin / creator-led animal-welfare observance

Founder Colleen Paige’s current holiday list places National Puppy Day on March 23; the U.S. Census Bureau also lists National Puppy Day on March 23 in public education resources.

Source-backedFixed AnnualIn-depth guide

Pakistan Day

23 March · Pakistan national observance

Press Information Department, Government of Pakistan

Source-backedFixed AnnualIn-depth guide

Southern Africa Liberation Day

23 March each year · Southern African Development Community (SADC) region

SADC says its 2018 Summit endorsed 23 March as Southern Africa Liberation Day and that SADC commemorates it every year on that date.

Source-backedFixed AnnualIn-depth guide

World Meteorological Day

23 March · WMO / United Nations / international observance

WMO/EC-XII/Res.6

Explore the mix

Topics represented on March 23

All topics →
Animals, Nature & Environment 3Civic, Remembrance & History 2
5 observances

All observances on this date

Source-backedFixed AnnualIn-depth guide

Cuddly Kitten Day

23 March · Informal pet-awareness calendar usage documented by a veterinary institution

The Animal Medical Center repeatedly lists Cuddly Kitten Day on March 23 across annual pet-awareness calendars.

Source-backedFixed AnnualIn-depth guide

National Puppy Day

23 March · United States-origin / creator-led animal-welfare observance

Founder Colleen Paige’s current holiday list places National Puppy Day on March 23; the U.S. Census Bureau also lists National Puppy Day on March 23 in public education resources.

Source-backedFixed AnnualIn-depth guide

Pakistan Day

23 March · Pakistan national observance

Press Information Department, Government of Pakistan

Source-backedFixed AnnualIn-depth guide

Southern Africa Liberation Day

23 March each year · Southern African Development Community (SADC) region

SADC says its 2018 Summit endorsed 23 March as Southern Africa Liberation Day and that SADC commemorates it every year on that date.

Source-backedFixed AnnualIn-depth guide

World Meteorological Day

23 March · WMO / United Nations / international observance

WMO/EC-XII/Res.6

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 →