This is our day guide for Tuesday September 23rd 2025 which shows you at a glance what's happening on this day around the world. Using the calendar on this page, you can look at a day guide for any day. Why not look up your birthday to see which holidays you share it with?
September 22nd 2025 | Go to Today | September 24th 2025
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| General Information for September 23rd 2025 | |
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| There are 7 public holidays today. | |
| Day 266 of 2025 | |
| 99 days left in 2025 | |
| Week 39 of the year | |
| On this Day in History | |
| 1868 - Grito de Lares ("Lares Revolt") occurs in Puerto Rico against Spanish rule. | |
| 1846 - The planet Neptune is discovered by the French astronomer Urbain Jean Joseph Le Verrier and British astronomer John Couch Adams; verified by German astronomer Johann Gottfried Galle. | |
| 1568 - Spanish naval forces rout an English fleet, under the command of John Hawkins, at the Battle of San Juan de Ulúa near Veracruz. | |
| 1409 - Battle of Kherlen, the second significant victory over Ming China by the Mongols since 1368. |