Calendar of Holidays & Observances

EDI Event Calendar: September

September offers an exciting start to your fall festivities. In addition to Labor Day and back-to-school activities, you’ll also find the opportunity to celebrate women, diverse races, and a variety of religions. Meanwhile, the fall equinox reminds us to be grateful for the “harvests” in our own lives over the course of the year. Below are just a few holidays, observances and commemorations to help you celebrate equity, varying diversity dimensions, and inclusion in September. Share your celebration with us on social media: #IamDEI.  We welcome additions to this list – please email us at

Hispanic Heritage Month 
Hispanic Heritage Month is observed from September 15 to October 15. This month corresponds with Mexican Independence Day, which is celebrated on September 16, and recognizes the revolution in 1810 that ended Spanish dictatorship.  It’s also the anniversary of when five Latin American countries – Costa Rica, El Salvador, Guatemala, Honduras, and Nicaragua – declared independence in 1821.

September 2 College Colors Day (U.S.) 
Across the United States students, parents, family, faculty, fans, and alumni celebrate College Colors Day every year on the Friday before Labor Day. By rocking your college colors and apparel, you show spirit and school pride.

September 5 Labor Day (U.S.) 
Labor Day honors the contribution that laborers have made to the country and is observed on the first Monday of September.  Years of hard-fought battles (and the ensuing legislation they inspired) resulted in many of the most basic benefits we enjoy at our jobs today. 

September 10 World Suicide Prevention Day
One of the main goals of World Suicide Prevention Day is "to increase awareness about suicidal behaviors and how to effectively prevent them," according to WHO.  World Suicide Prevention Day is a time to reflect on the value of life and how no matter how bad things seem, there's always hope.  If you or someone you know is struggling with thoughts of suicide, contact the National Suicide Prevention Lifeline at 1-800-273-8255.  If you’re not able to call, you can text HELLO to 741741 for free, 24/7 crisis counseling.

September 15 World Lymphoma Awareness Day

World Lymphoma Awareness Day (WLAD) is held on September 15 every year and is a day dedicated to raising awareness of lymphoma, an increasingly common form of cancer. It is a global initiative hosted by the Lymphoma Coalition.

September 16 Mexican Independence Day 
This holiday celebrates Mexico’s declaration of independence from Spain in 1810, and it’s filled with national pride, colorful parades, mariachi concerts, and food. People of Mexican heritage all over the world commemorate this important event in their country’s history when a brave priest in the village of Dolores rang his church bell and delivered a powerful speech that set the War of Independence from Spain in motion. Even the President of Mexico participates by ringing that same bell — now over 200 years old — live on TV the night before the big celebration.

September 16 National POW/MIA Day

National POW/MIA Recognition Day is observed annually in September around a central theme to show commitment to full accountability to the families of captured service members and missing war heroes.The term POW and MIA mean prisoner of war and military personnel who went missing in action.

September 18 International Equal Pay Day
International Equal Pay Day, celebrated for the first time in September 2020, represents the longstanding efforts towards the achievement of equal pay for work of equal value. It further builds on the United Nations’ commitment to human rights and against all forms of discrimination, including discrimination against women and girls.

September 20 Anniversary of HeForShe Formation
HeForShe is a solidarity movement for the advancement of gender equality, created by the United Nations on September 20, 2014. It fosters the idea that gender inequality is an issue that affects all people socially, economically, and politically. This movement seeks to involve men and boys in standing up and taking action against negative gender stereotypes and behaviors.

September 21 International Day of Peace

Each year the International Day of Peace is observed around the world on 21 September. The UN General Assembly has declared this as a day devoted to strengthening the ideals of peace, through observing 24 hours of non-violence and cease-fire.

September 22 Autumnal Equinox
During the Autumnal Equinox, the sun passes directly over the Earth’s equator, which means the day and night are exactly equal in length. Going forward, you’ll have shorter days and longer nights in the northern hemisphere. 

September 22 Mabon (Pagan/Wiccan)
a celebration of the autumnal equinox commemorated by Pagans and Wiccans in the northern hemisphere.  There are many ways to celebrate Mabon, but typically the focus is on either the second harvest aspect or the balance between light and dark. This, after all, is the time when there is an equal amount of day and night. 

September 23 Native American Day
A federal holiday observed annually on the fourth Friday in September in the state of California and Nevada and on the second Monday in October in South Dakota and Oklahoma, United States. 

September 25-27 Rosh Hashanah (Jewish)
Rosh Hashanah marks the Jewish New Year. It’s seen as a time for reflection on the past year and the year to come. The observance begins at sunset the previous day and culminates 10 days later on Yom Kippur. During Rosh Hashanah, Jews may take one or two days off from work, attending High Holy Day Services, gathering with family and friends, and preparing special meals. Symbolic foods include apples, honey, challah (egg bread), fish, couscous, and dates.