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Workplace holidays to celebrate in September

“September” in white type on an orange background

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Enhance employee engagement with these September workplace holidays and celebrations.

September workplace holidays give HR, People and L&D teams meaningful ways to recognize employees, support inclusion and spark learning. Use this 2026 list to plan observances around culture, mental health, recovery, preparedness, learning, civic participation, family, leadership and employee appreciation.

At Electives, we believe workplace learning should help organizations change how work gets done. With that goal in mind, we compiled a comprehensive list of September holidays you may want to observe throughout your organization. 

This blog post was reviewed on August 11, 2026 and features dates for 2026.

Month-long celebrations in September

Hispanic Heritage Month (9/15-10/15)

Observed annually from September 15 to October 15, Hispanic Heritage Month recognizes the contributions and diverse cultures of the American-Latino community. Celebrations often include festivals, art shows, conferences and community gatherings. Hispanic Heritage Month also celebrates the independence days of several Latin American countries. 

National Suicide Prevention Awareness Month

National Suicide Prevention Awareness Month is an opportunity to end the stigma surrounding mental health for people experiencing suicidal thoughts or mental health challenges. Employers can create a supportive and productive environment for all employees by prioritizing mental health in the workplace.

Here are some ways you can support employees during National Suicide Prevention Awareness Month: 

  • Offer employee assistance programs (EAPs) to provide employees with confidential counseling and mental health support services. 
  • Provide training and education on mental health awareness.
  • Create a culture of openness and acceptance around mental health issues.
  • Promote work-life balance and flexible work arrangements and encourage employees to take time off and prioritize their mental health. 

Click here for resources from the National Alliance on Mental Illness.

National Recovery Month

National Recovery Month is an annual observance to increase mental health and addiction recovery awareness. This holiday is an opportunity to promote evidence-based treatment and recovery practices while recognizing the efforts of service providers and communities who support recovery. Click here for resources from the Substance Abuse and Mental Health Services Administration. Go here for 9 alcohol-free ideas for team bonding.

National Preparedness Month

This month raises awareness about the importance of being ready for disasters and emergencies. This is a great time to host emergency preparedness workshops, distribute safety checklists or organize drills to ensure everyone knows how to respond in a crisis.

Self-Improvement Month

Self-Improvement Month in September is your chance to set new goals and ditch those negative habits holding you back. Whether it's picking up a new hobby, attending a workshop or starting a daily exercise routine, now's the time to invest in yourself. Workplaces can join the fun by organizing wellness challenges, offering professional development sessions or setting up goal-setting workshops to help everyone get on track.

Additional September holidays

September 4

Janmashtami

This vibrant Hindu festival honors the birth of Lord Krishna, featuring dance-dramas, fasting and delicious sweets. Workplaces can join in by hosting a cultural event, encouraging employees to dress in traditional attire or sharing stories and sweets to celebrate the spirit of Krishna's teachings. Be sure to wish each other "Happy Krishna Janmashtami!"

September 7

Labor Day

Labor Day is set aside to recognize and appreciate the social and economic achievements of American workers. Labor activists fought to establish this federal holiday in the late 1800s to acknowledge workers' contributions toward the country's growth, success and general welfare. Labor Day is a perfect day to thank your teams for all their hard work and dedication.

September 7-11

National Payroll Week

Celebrate that awesome "we just got paid" feeling! This week honors both the hardworking employees across America and the payroll pros who make sure our paychecks are spot on. Workplaces can observe by hosting financial literacy workshops, offering thanks to payroll teams or participating in programs to help educate young adults about their paychecks.

National Compassionate Leadership Week

Today’s workers want a fresh approach to leadership, and they want to work for businesses that include compassion in their leadership practices. Successful companies strive to balance business growth with employee engagement and satisfaction.

September 11

Patriot Day

On the anniversary of the terrorist attacks of September 11, 2001, Patriot Day is a national observance in the U.S. that honors the memory of those who were killed. Patriot Day was first observed in 2002 and is considered a day of service in many states, counties and cities throughout the country.

401(k) Day

401(k) Day falls on the Friday after Labor Day, a perfect time to focus on retirement planning and preparation. It's a great day to check your retirement savings and ensure you're on track for the future. Your organization can participate by sharing educational materials, hosting a retirement planning workshop or encouraging employees to review their 401(k) plans.

September 13

Grandparents' Day

This holiday is a fantastic time to honor grandparents and "grandfriends" by connecting and making memories together. Workplaces can get involved by organizing intergenerational events, encouraging employees to share their favorite grandparent stories or even hosting a virtual family game night to celebrate the special bonds we share.

September 14

National Boss/Employee Exchange Day

National Boss/Employee Exchange Day is celebrated on the Monday after Labor Day, giving bosses and employees a chance to swap roles and understand each other's responsibilities. It's a fun way to gain perspective and foster mutual respect in the workplace. Offices can observe by organizing role-swapping activities and discussions to share insights and experiences, making it a day of learning and team building. For more ideas, see these tips for celebrating National Boss/Employee Exchange Day.

September 15

National Online Learning Day

The internet has transformed education, providing flexible learning opportunities for people of all ages. September 15 is a day to celebrate the abundance of online resources and encourage everyone to invest in their education.

National IT Professionals Day

IT teams are critical in keeping our networks and applications running smoothly, especially in hybrid and remote work environments. Take some time on National IT Professionals Day to show appreciation to the IT professionals in your organization.

National Voter Registration Day

National Voter Registration Day is a nonpartisan holiday to create awareness of voter registration opportunities. The official 2026 campaign notes that partners have helped more than 6 million Americans register or update their information since the holiday’s founding in 2012.

On September 15, join the push to get as many people registered as possible. Workplaces can observe by sharing information on how to register, reminding employees to check their voter status or promoting nonpartisan civic participation resources.

September 16

National Working Parents’ Day

Juggling work and raising a family can be difficult. National Working Parents’ Day is a special day to honor and appreciate the hard work of parents and guardians who balance multiple responsibilities to provide for their families.

Stepfamily Day

We all know that families come in all shapes and sizes. Today, blended families are becoming more common. This day celebrates stepfamilies, or “bonus” families as some call them.

September 21

Yom Kippur*

Yom Kippur is one of the two High Holy Days in the Jewish faith, and it marks the end of a period of introspection and repentance that follows Rosh Hashanah, the Jewish New Year. Many celebrate by fasting for 25 hours and participating in a special religious service. This year, Yom Kippur begins on the evening of Sunday, September 20 and ends on the evening of Monday, September 21.

September 21-27

International Week of the Deaf

International Week of the Deaf is an annual celebration organized by the World Federation of the Deaf. This week is dedicated to raising awareness about the Deaf Community and promoting their human rights. The goal is to unite and advocate for the needs of the Deaf Community through coordinated global mobilization and media coverage.

September 22

World Car-Free Day

World Car-Free Day is celebrated in cities worldwide, encouraging walking and cycling instead of driving for a day. Before World Car-Free Day, consider encouraging your team to explore alternative transportation methods that could reduce their carbon footprints.

American Business Women's Day

September 22 is the founding date of the American Business Women's Association, which aims to bring together women of diverse occupations and provide them with opportunities to grow personally and professionally. American Business Women’s Day commemorates the contributions of American working women and women business owners and serves to celebrate their achievements.

Autumnal Equinox

The Autumnal Equinox is the official start of fall in the Northern Hemisphere, when day and night are roughly balanced as the Sun crosses the equator. In 2026, it falls on September 22 in the United States, marking the end of summer’s heat and the beginning of cozy sweater weather! Workplaces can celebrate with a hot cider bar or a cozy fall-themed decor day. Let’s welcome those crisp autumn vibes!

September 23

Celebrate Bisexuality Day

Bi Visibility Day, also known as International Celebrate Bisexuality Day, was started by bi activists from the U.S. in 1999, and the holiday has since spread to more than 30 countries. 

September 25

Native American Day (CA & NV)

While much of the U.S. recognizes Native American Heritage Day in November, California and Nevada observe Native American Day in September. This day reminds us to recognize and celebrate Indigenous peoples' diverse cultures and contributions.

September 26

HR Professional Day

This day is all about giving a shoutout to the amazing HR professionals who keep our workplaces running smoothly. You can celebrate by organizing special events, offering professional development opportunities or simply taking a moment to thank your HR team for all their hard work. Happy HR Professional Day!

National Singles Day

Being single in today’s economy isn’t easy. In the workplace, single people are sometimes expected to take on more or work longer hours. This day is a great opportunity to ensure your organization is inclusive, no matter the marital status.

September 26-October 2

Sukkot*

Sukkot is a joyful Jewish festival where families build and dwell in sukkahs (temporary huts) to remember the Israelites' journey out of Egypt. It's a week of delicious meals, ceremonial prayers and spending quality time in these symbolic structures. At work, you can join in by wishing Jewish colleagues "Chag Sameach" (Happy Holiday) and learning more about the significance of Sukkot to show support and appreciation for the tradition. In 2026, Sukkot begins at sundown on Friday, September 25 and ends at nightfall on Friday, October 2.

*Indicates a holiday that begins at sundown the day prior.

Looking for more holiday calendars?

Click the month you want to see:

January | February | March | April | May | June | July | August | September | October | November | December | 2026 workplace holiday calendar

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Frequently asked questions

What September workplace holidays should companies plan for in 2026?

HR and People teams can plan around month-long observances like Hispanic Heritage Month, National Suicide Prevention Awareness Month, National Recovery Month, National Preparedness Month and Self-Improvement Month, plus date-specific holidays such as Labor Day, Patriot Day, National Voter Registration Day, Yom Kippur, HR Professional Day and Sukkot.

How can HR teams celebrate September holidays inclusively at work?

Start by sharing an opt-in calendar, asking employees which observances matter to them and offering flexible ways to participate. Good options include learning sessions, cultural spotlights, volunteer opportunities, recognition moments, mental health resources and inclusive team activities that do not assume everyone celebrates the same holidays.

When is Hispanic Heritage Month in 2026?

Hispanic Heritage Month is observed annually from September 15 to October 15. Workplaces can recognize the month by highlighting Latino cultures, histories and contributions through employee-led storytelling, learning sessions, community partnerships and inclusive celebrations.

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