Click on the September holidays listed in blue for more details.
| Holidays | Date | Details |
|---|---|---|
| Labor Day 2019 | Sep 2 - Monday | National holiday |
| Ganesh Chaturthi 2019 | Sep 2 - Monday | Hindu |
| International Literacy Day 2019 | Sep 8 - Sunday | Global |
| National Grandparents Day 2019 | Sep 8 - Sunday | Observance |
| Ashura 2019 | Sep 10 - Tuesday | Muslim |
| Patriot Day 2019 | Sep 11 - Wednesday | Observance |
| International Day of Democracy 2019 | Sept 15 - Sunday | Global |
| Constitution Citizenship Day 2019 | Sep 17 - Tuesday | Observance |
| National POW/MIA Recognition Day 2019 | Sep 20 - Friday | Observance |
| Fall/ Spring - September equinox 2019 | Sep 23 - Monday | Season |
| World Maritime Day 2019 | Sep 26 - Thursday | Global |
| Gold Star Mother's Day 2019 | Sep 29 - Sunday | Observance |
| Navratri 2019 | Sep 29 - Sunday | Hindu |
| Rosh Hashana 2019 | Sep 30 - Monday | Jewish |
