March 31st: National & International Days, Celebrations and Observances
Trans communities take center stage March 31 - their stories, their wins, their leadership in action.
Farm workers owe much to Cesar Chavez. His hard-fought battles in the fields brought real change: better pay, safer conditions, basic dignity. Today we honor his work.
Tech folks picked an easy date to remember - March 31 means backing up files before April hits. (Smart timing, right?)
Got crayons? Today's your day. Same goes for potato lovers, who get their own quirky food holiday.
Old tales get fresh life too, as World Folktales Week draws to a close with one last round of storytelling.
March 31 marks several key events: International Transgender Day of Visibility, World Backup Day, and Cesar Chavez Day. The date includes fun celebrations like National Crayon Day and National Tater Day. It also ends National Cleaning Week, perfect for spring renewal.
March 31st: Quick Links
National Days and Awareness Events on March 31st
We don't have any dedicated pages written for the day-long events on March 31st, 2026 at the moment - do check back we're working on building these out all the time
Awareness Weeks Including March 31st
We don't have any dedicated pages written for the week-long events including March 31st, 2026 at the moment - do check back we're working on building these out all the time
4 Monthly Observances Across March
VIEW ALL MARCH NATIONAL DAYS AND AWARENESS EVENTSMake A Difference On March 31st
March 31st connects several great causes - some might surprise you.
- Many don't realize their local area holds rich transgender history. Dig into these stories, then amplify trans voices and achievements on your preferred social platform. While you're updating online, take a quick inventory of those scattered photos and documents. A secure backup prevents future headaches.
- At the market, think of Cesar Chavez. His fight for worker rights lives on through fair-trade choices - just check the labels on your produce.
- Local teachers mentioned their art supplies run low after winter. New crayons and drawing materials make a real difference, especially now. Speaking of passing things along, old stories carry more weight than we think. Pull up a chair and share one that shaped you.
- Those local potatoes at the farm stand? They beat supermarket fare any day. Get creative with recipes - no rules apply.
- Between tasks, clean up computer files and update a password or two. Simple fixes prevent bigger problems.
- The LGBTQ+ groups around here could use a hand. Stop by, volunteer, donate - whatever works for you.
Did You Know? March 31st Facts and Historical Events
Historical records show how March 31st shaped modern America. Back in '33, the Civilian Conservation Corps tackled Depression-era unemployment head-on.
- They didn't just create jobs - they built a legacy.
- Three million young workers transformed the landscape, planting 3.5 billion trees and constructing more than 800 parks nationwide.
- Most sent their $30 monthly pay straight home to struggling families.
Explorer 1 wrote its final chapter in 1970. After 12 years and 58,376 orbits, America's first satellite completed its mission.
- No one expected its biggest finding: the Van Allen radiation belts.
- This network of charged particles changed our basic understanding of space.
Scott Kelly's return to Earth in 2016 broke new ground in space research. He'd spent 340 days on the International Space Station with Russian cosmonaut Mikhail Kornienko, running over 400 experiments.
- Meanwhile, his twin brother Mark stayed home - a stroke of luck for scientists studying how space affects the human body.
Last year's Midwest storms proved particularly violent. The system that hit on March 31st, 2023, spawned 50 tornadoes across five states.
- Wisconsin took the worst hit: an EF4 tornado, the state's strongest in a decade.
- Such intense storms point to ongoing shifts in our climate system, backed by hard data from meteorologists worldwide.
March 31st - Notable Birthdays
March 31st marks an unusual coincidence - the birthdays of four people who shaped different fields.
- Back in 1962, Cesar Chavez took up the fight for farm workers' basic rights. His grape boycotts proved that peaceful protest worked, leading to safer conditions and strict rules about pesticides. By the time of his death in 1993, his achievements had earned him the Presidential Medal of Freedom.
- Patrick Bateson brought fresh thinking to animal behavior studies. Running both Cambridge research programs and the London Zoo, he wrote definitive books about how environments shape animal development. His practical guidelines still influence research methods.
- The youngest-ever Physics Nobel went to William Lawrence Bragg at just 25. His breakthrough work on X-ray analysis opened new doors for scientists. Modern labs still build on his methods, especially when studying molecular structures and environmental problems.
- From 1820 to 1858, something special happened at Leiden's Natural History Museum. Under its first director, Coenraad Jacob Temminck, the museum set new standards for studying birds. His precise rules about collecting and documenting specimens laid groundwork that wildlife researchers use even now.

