NATIONAL DAYSCIENCE & TECH

National Weather Observers Day

On National Weather Observers Day, we make a little room on the calendar for the thing that makes us who we are.

MAY4

Tuesday, May 4Every year on May 4

days to go

Roots: Founded in 1989 by Alan Brue.
Vibe: Community-driven and educational.
Also on May 4: Melanoma Monday · Candied Orange Peel Day · Day of Reason
Hashtag: #NationalWeatherObserversDay

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Ways to celebrate

Small, doable ways to celebrate National Weather Observers Day.

Do one small thing that makes the day feel marked.
Tell someone what you're celebrating and why.
Share a post, a photo, or a memory connected to it.
Make a tiny tradition — something you could do again next year.
Let it be simple. Not every celebration has to be a production.

Make it your kind of celebration

Family
Do one small thing together that everyone will remember.
Kids
Turn it into a craft, a story, or a snack — meet them where they are.
Couples
Use the day as an excuse for a little intentional time together.
Office
Acknowledge the day in the team chat or at a stand-up. Small, sincere, fast.
School
Anchor a short lesson or activity around the day.
Community
Share, volunteer, or donate to make the day mean something locally.
Just me
Celebrate quietly and completely. One person can still mark a day.

Plan ahead

National Weather Observers Day is observed on May 4 every year. Here is where it lands for the next ten years, handy for planners, marketers and party people.

2026Mon, May 4this year

2027Tue, May 4

2028Thu, May 4

2029Fri, May 4

2030Sat, May 4

2031Sun, May 4

2032Tue, May 4

2033Wed, May 4

2034Thu, May 4

2035Fri, May 4

2036Sun, May 4

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Fast facts

Over 11,000Volunteers across the U.S. contribute.

1870National Weather Service has been operational since 1870.

The story

The importance of weather observation cannot be overstated, these dedicated individuals collect and report data that shapes our understanding of atmospheric conditions. From farmers relying on accurate forecasts for planting seasons to emergency services preparing for storms, weather observers play a pivotal role in our daily lives. National Weather Observers Day, celebrated on May 4, acknowledges their invaluable contributions to meteorology and public safety.

Read the full story

The observance began in 1989, founded by Alan Brue to raise awareness of the essential work done by weather observers. Many of these observers are volunteers who dedicate their time to gather and report weather data, which is crucial for ensuring accurate forecasts and timely warnings. Their commitment helps communities prepare for severe weather events, protecting lives and property.

Across the United States, thousands of volunteers actively participate in the Community Collaborative Rain, Hail and Snow Network (CoCoRaHS), a grassroots effort to collect precipitation data. These observers are often equipped with simple rain gauges and a passion for weather, illustrating that anyone can contribute to scientific knowledge. The data they provide is used by meteorologists to improve weather models and forecasts, benefiting all citizens.

Internationally, the role of weather observers is mirrored by various organizations, such as the World Meteorological Organization (WMO), which emphasizes the need for accurate data collection worldwide. As we celebrate National Weather Observers Day, it’s essential to recognize the global community of weather observers who strive to enhance our understanding of climate and weather phenomena, ensuring safety and preparedness everywhere.

“"Weather observers are the unsung heroes of meteorology, providing critical data for safety and understanding.”

Did you know?

First Weather Observers

The first organized weather observations in the U.S. began in the 19th century.

Critical Role

Weather observers provide crucial data that affects millions.

Community Engagement

Local weather networks rely heavily on volunteer observers.

Severe Weather Preparation

Observations aid in preparing for severe weather like hurricanes.

National Recognition

May 4 was designated to honor weather observers in 2020.

Global Cooperation

Internationally, weather data sharing is crucial for accurate forecasting.

Educational Impact

Weather observation programs often include educational outreach to schools.

Around the world

Every culture celebrates a little differently.

USUnited StatesHome to thousands of weather observers contributing to national safety.
CACanadaCanadians also participate actively in weather data collection.
GBUnited KingdomThe UK has a rich history of weather observation, dating back centuries.
AUAustraliaA vast continent with diverse weather patterns, monitored by dedicated observers.
BRBrazilWeather observers help monitor tropical climates and severe weather events.
DEGermanyGermany’s observatories contribute to European meteorological data networks.