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Global observance Β· World Meteorological Organization

World Meteorological Day

World Meteorological Day is an international observance recognized by World Meteorological Organization. Observed annually on March 23. It focuses on weather, climate and water science and the work of national meteorological services. This evergreen article uses the official global date while keeping national public-holiday status as a separate, evidence-based question.

Next worldwide dateTue, 23 March 2027Observed worldwide on its official annual date
158days to go
Global awareness observanceβ—Ž 0 country recordsβœ“ Official authority source
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Key Facts

Annual rule
Observed annually on March 23
Theme areas
Science & Technology, Environment
Established
1960
Public-holiday coverage
0 countries in 2026

World Meteorological Day Dates

March 23, 2026Monday Β· annual observance date
March 23, 2027Tuesday Β· annual observance date
March 23, 2028Thursday Β· annual observance date
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Understand the day

About World Meteorological Day

The history, purpose and practical ways this global observance is recognized.

01

History

World Meteorological Day was established in 1960 by World Meteorological Organization through WMO Executive Committee decision. The first observance recorded by the establishing programme was in 1961. The official source remains the reference point for changes to the date, designation or annual campaign. The date is stored independently from country calendars so a global observance is never mistaken for a legal closure.

02

Purpose and Importance

The observance creates a shared point in the year for governments, international organizations, schools, employers and civil society to examine weather, climate and water science and the work of national meteorological services. Its practical value is coordination: organizations can connect local work with an internationally recognized subject, compare progress and direct people to reliable information. Recognition of the day does not itself create leave, pay, banking or school entitlements.

03

How It Is Observed

Common activities include science outreach, forecast-service demonstrations, professional events and climate education. Organizers should use the current guidance and campaign materials published by World Meteorological Organization, especially where an annual theme changes. Participation can be educational, professional or community-based; it should not be described as a closure unless the relevant country or regional calendar separately establishes that status.

Countries Where It Is a Public Holiday

International recognition does not automatically create a day off. Countries appear here only when a separate 2026 national or regional record explicitly marks the date as a public holiday.

No country public-holiday record is stored for this observance in 2026.

Workplace and School Guidance

Workplaces and banks

Workplaces can use the day for relevant learning, policy review or voluntary participation connected with weather, climate and water science and the work of national meteorological services. Managers should communicate whether an activity is optional, scheduled or part of normal work. The international designation alone does not create paid leave, reduced hours or an office closure.

The global observance does not by itself close banks or payment systems. Any banking impact shown on this site comes from a separate country record with an explicit bank-holiday or public-holiday classification.

Schools and organizations

Schools may use the observance for age-appropriate lessons, assemblies or projects such as science outreach, forecast-service demonstrations, professional events and climate education. Participation and timetable changes are set by the relevant school or education authority; the international date alone does not establish a school holiday.

Related International Days

Quick answers

Frequently Asked Questions

Clear answers about the date, recognition, holiday status and observance.

01

When is World Meteorological Day in 2026?

World Meteorological Day falls on March 23, 2026. The date comes from the verified global observance rule, not from a country closure calendar.

02

Who recognizes World Meteorological Day?

The recognizing authority recorded for this observance is World Meteorological Organization, with reference WMO Executive Committee decision.

03

Is World Meteorological Day a public holiday?

No country public-holiday record is stored for 2026. International recognition alone does not create a workplace, bank or school closure.

04

How is World Meteorological Day observed?

Organizations use the day for education, awareness and activities connected with its official purpose. Participation and timetable changes depend on local policy.

Sources & methodology
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