| Holiday | Date | Religion |
| August (2024) | ||
| International Youth Day | Aug. 12 | |
| Ullambana (also known as Obon) (Western Asia) | Aug. 18 | Buddhist |
| Raksha Bandhan | Aug. 19 | Hindu |
| Senior Citizen Day | Aug. 21 | |
| International Day for Remembrance of the Slave Trade an its Abolition | Aug. 23 | |
| Women's Equality Day (U.S.) | Aug. 26 | |
| September (2024) | ||
| National Hispanic Heritage Month | September | |
| Labor Day | Sept. 2 | |
| Ganesh Chaturthi | Sept. 7 | Hindu |
| Mawlid Al-Nabi (also known as Milad Al Nabi) | Sept. 16 | Muslim |
| Autumnal Equinox | Sept. 22 | |
| October (2024) | ||
| National Disability Employment Awareness Month | October | |
| Filipino-American History Month | October | |
| LGBTQIA+ History Month | October | |
| Domestic Violence Awareness Month | October | |
| Rosh Hashanah | Oct. 2–4 | Jewish |
| Navaratri | Oct. 3–12 | Hindu |
| Yom Kippur | Oct. 11–12 | Jewish |
| Dussehra | Oct. 12 | Hindu |
| Indigenous Peoples' Day | Oct. 14 | |
| Sukkot | Oct. 16–23 | Jewish |
| Gur-Gaddi Guru Granth Sahib | Oct. 20 | Sikh Muslim |
| Shemini Atzeret | Oct. 23–24 | Jewish |
| Simchat Torah | Oct. 24–25 | Jewish |
| United Nations Day | Oct. 24 | |
| Reformation Day | Oct. 31 | Christian (Protestant) |
| All Hallow's Eve (Halloween) | Oct. 31 | |
| November (2024) | ||
| National Native American Heritage Month | November | |
| Pitt Military Appreciation Month | November | |
| Diwali | Nov. 1 | Hindu |
| Bandi-Chhor Diwas | Nov. 1 | Sikh Muslim |
| All Saints' Day | Nov. 1 | Christian |
| All Souls' Day | Nov. 2 | Christian |
| Birth of the Báb | Nov. 2 | Bahá'í |
| Election Day | Nov. 5 | |
| Kristallnacht Remembrance Day | Nov. 9 | |
| Veterans Day | Nov. 11 | |
| Birth of the Bahá'u'lláh | Nov. 12 | Bahá'í |
| Guru Nanak Dev Ji's Birthday | Nov. 15 | Sikh Muslim |
| International Day for Tolerance | Nov. 16 | |
| Transgender Day of Remembrance | Nov. 20 | |
| Day of the Covenant | Nov. 25 | Bahá'í |
| Thanksgiving Day (U.S.) | Nov. 28 | |
| December (2024) | ||
| World AIDS Day | Dec. 1 | |
| Advent | Dec. 1 | Christian (Western) |
| International Day of Disabled Persons | Dec. 3 | |
| Bodhi Day | Dec. 8 | Buddhist |
| International Human Rights Day | Dec. 10 | |
| Our Lady of Guadalupe Day | Dec. 12 | Christian (Roman Catholic) |
| Bill of Rights Day | Dec. 15 | |
| Winter Solstice | Dec. 21 | |
| Christmas Eve | Dec. 24 | Christian (Western) |
| Christmas Day | Dec. 25 | Christian (Western) |
| Hanukkah (also known as Chanukah) | Dec. 25 – Jan. 2, 2025 | Jewish |
| Kwanzaa | Dec. 26 – Jan. 1, 2025 | |
| January (2025) | ||
| New Year's Day | Jan. 1 | |
| Epiphany | Jan. 6 | Christian (Western) |
| Guru Gobind Singh Ji's Birthday | Jan. 6 | Sikh |
| Christmas Eve | Jan. 6 | Christian (Eastern) |
| Christmas Day | Jan. 7 | Christian (Eastern) |
| Makar Sankranti | Jan. 14 | Hindu |
| Mahayana New Year | Jan. 14 | Buddhist |
| World Religion Day | Jan. 19 | |
| Intercalary Days or Ayyám-i-Há | Jan. 19 | Bahá'í |
| Dr. Martin Luther King Jr. Day | Jan. 20 | |
| International Holocaust Memorial Day | Jan. 27 | |
| Lunar New Year | Jan. 29 | Confucian, Daoist, Buddhist |
| February (2025) | ||
| Black History Month | February | |
| National Freedom Day | Feb. 1 | |
| Tu BiShvat | Feb. 12 – 13 | Jewish |
| Magha Puja | Feb. 13 | Buddhist |
| Valentine's Day | Feb. 14 | |
| Nirvana Day | Feb. 15 | Buddhist |
| World Day of Social Justice | Feb. 20 | |
| Maha Shivaratri | Feb. 25 | Hindu |
| Nineteen-Day Fast | Feb. 25 – 28 | Bahá'í |
| Ramadan Begins | Feb. 28 | Muslim |
| March (2025) | ||
| Women's History Month | March | |
| Clean Monday (also known as Pure Monday) | Mar. 3 | Christian (Eastern) |
| Shrove Tuesday | Mar. 4 | Christian (Western) |
| Ash Wednesday | Mar. 5 | Christian (Western) |
| International Women's Day | Mar. 8 | |
| Purim | Mar. 13 – 14 | Jewish |
| Holi | Mar. 14 | Hindu |
| Holla Mohalla | Mar. 14 | Sikh |
| St. Patrick's Day | Mar. 17 | Christian (Western) |
| Nowruz (also known as Persian New Year) | Mar. 21 | Zoroastrian |
| International Day for the Elimination of Racial Discrimination | Mar. 21 | |
| Khordad Sal | Mar. 26 | Zoroastrian |
| Lailat Al-Qadr | Mar. 27 | Muslim |
| Ramadan Ends, Eid Al-Fitr | Mar. 30 | Muslim |
| Cesar Chavez Day | Mar. 31 | |
| April (2025) | ||
| Arab American Heritage Month | April | |
| Rama Navami | Apr. 5 | Hindu |
| Day of Silence | Apr. 11 | |
| Passover (also known as Pesach) | Apr. 12 – 20 | Jewish |
| Palm Sunday | Apr. 13 | Christian |
| Vaisakhi (also spelled Baisakhi) | Apr. 13 | Sikh |
| Theravada New Year | Apr. 13 | Buddhist |
| Theravada New Year | Apr. 13 | Buddhist |
| Holy Thursday | Apr. 17 | Christian (Eastern) |
| Good Friday | Apr. 18 | Christian (Western) |
| Holy Friday | Apr. 18 | Christian (Eastern) |
| Festival of Ridvan | Apr. 20 | Bahá'í |
| Easter | Apr. 20 | Christian (Western) |
| Pascha (Orthodox Easter) | Apr. 20 | Christian (Eastern) |
| Yom Hashoah | Apr. 23 | Jewish |
| May (2025) | ||
| Asian Pacific American Heritage Month | May | |
| Jewish American Heritage Month | May | |
| National Day of Prayer (U.S.) | May 1 | Interfaith |
| Mother's Day | May 11 | |
| Visakha Puja | May 12 | Buddhist |
| Lag BaOmer | May 15 – 16 | Jewish |
| World Day of Cultural Diversity | May 21 | |
| Declaraction of the Bab | May 23 | Bahá'í |
| Memorial Day | May 26 | |
| Ascension of Baha'u'llah | May 29 | Bahá'í |
| Ascension Day | May 29 | Christian |
| June (2025) | ||
| LGBTQIA+ Pride Month | June | |
| Shauvot | Jun. 1 – 3 | Jewish |
| World Environment Day | Jun. 5 | |
| Eid Al-Adha | Jun. 6 | Muslim |
| Pentecost | Jun. 8 | Christian (Western) |
| Race Unity Day | Jun. 8 | |
| Anne Frank Day | Jun. 12 | |
| Flag Day (U.S.) | Jun. 14 | |
| Father's Day | Jun. 15 | |
| Juneteenth | Jun. 19 | |
| Summer Solstice | Jun. 21 | |
| July (2025) | ||
| Independence Day | Jul. 4 | |
| Ashura | Jul. 4 | Muslim |
| Martyrdom of the Bab | Jul. 9 | Bahá'í |
| Dharma Day | Jul. 21 | Buddhist |
| Americans with Disabilities Act Day | Jul. 26 |