• Time Zone: GMT-05:00
• Time Zone ID: America/New_York
• Day numbers: 264
• Week number: 38
• Leap year: 2025 is not a leap year
• Daylight Saving Time: Yes
Sunrise, Sunset Times for Sep 21st 2025
• Sunrise time: 07:19 am
• Sunset time: 07:34 pm
• Day length: 12h 15m
• Source: suntoday.org
Moon Phase for Sep 21st 2025
• Moon Phase: New Moon - 03:54 pm
• Illumination: 0%
• Moon Age: 0.13 day(s)
• Source: mooninfo.org
Holidays and National Days for September 21st 2025
September 21 in History
1520
Suleiman (the Magnificent), son of Selim, becomes Ottoman sultan in Constantinople.
1589
The Duke of Mayenne of France is defeated by Henry IV at the Battle of Arques.
1673
James Needham returns to Virginia after exploring the land to the west, which would become Tennessee.
1745
A Scottish Jacobite army commanded by Lord George Murray routs the Royalist army of General Sir John Cope at Prestonpans.
→ See more: September 21 in History
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