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Holidays in United States for September 2025

2025
year
Official holidays and weekends in United States in September 2025. Dates of the next holidays.
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Upcoming holidays in United States for September 2025



Date
Title
Type
Country
Sep 1, 2025
Labor Day
Federal Holiday
United States
Sep 4, 2025
World Sexual Health Day
Worldwide observance
United States
Sep 5, 2025
The Prophet's Birthday
Muslim
United States
Sep 5, 2025
International Day of Charity
United Nations observance
United States
Sep 6, 2025
Carl Garner Federal Lands Cleanup Day
Observance
United States
Sep 7, 2025
National Grandparents Day
Observance
United States
Sep 8, 2025
International Literacy Day
United Nations observance
United States
Sep 9, 2025
California Admission Day
Local observance
United States
Sep 10, 2025
World Suicide Prevention Day
United Nations observance
United States
Sep 11, 2025
Patriot Day
Observance
United States
Sep 12, 2025
International Day for South-South Cooperation
United Nations observance
United States
Sep 13, 2025
International Programmers' Day
Worldwide observance
United States
Sep 15, 2025
International Day of Democracy
United Nations observance
United States
Sep 16, 2025
International Day for the Preservation of the Ozone Layer
United Nations observance
United States
Sep 17, 2025
Still's Disease Awareness Day
Worldwide observance
United States
Sep 17, 2025
Constitution Day and Citizenship Day
Observance
United States
Sep 18, 2025
Air Force Birthday
Observance
United States
Sep 19, 2025
National POW
Observance
United States
Sep 19, 2025
MIA Recognition Day
Observance
United States
Sep 21, 2025
International Day of Peace
United Nations observance
United States
Sep 22, 2025
September Equinox
Season
United States
Sep 22, 2025
American Indian Day
State Observation
United States
Sep 22, 2025
Emancipation Day
Local observance
United States
Sep 23, 2025
International Celebrate Bisexuality Day
Worldwide observance
United States
Sep 23, 2025
Rosh Hashana
Jewish holiday
United States
Sep 23, 2025
Rosh Hashana
State Holiday
United States
Sep 25, 2025
World Maritime Day
United Nations observance
United States
Sep 26, 2025
International Day for the Total Elimination of Nuclear Weapons
United Nations observance
United States
Sep 26, 2025
Native American Day
State Observation
United States
Sep 26, 2025
American Indian Heritage Day
State Observation
United States
Sep 26, 2025
Michigan Indian Day
State Observation
United States
Sep 27, 2025
World Tourism Day
United Nations observance
United States
Sep 28, 2025
World Rabies Day
United Nations observance
United States
Sep 28, 2025
Gold Star Mother's Day
Observance
United States
Sep 29, 2025
World Heart Day
Worldwide observance
United States



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