• Time Zone: GMT-04:00
• Time Zone ID: America/New_York
• Day numbers: 135
• Week number: 20
• Leap year: 2025 is not a leap year
• Daylight Saving Time: Yes
Sunrise, Sunset Times for May 15th 2025
• Sunrise time: 06:18 am
• Sunset time: 08:40 pm
• Day length: 14h 21m
• Source: suntoday.org
Moon Phase for May 15th 2025
• Moon Phase: Waning Gibbous
• Illumination: 90%
• Moon Age: 17.74 day(s)
• Source: mooninfo.org
Holidays and National Days for May 15th 2025
May 15 in History
1602
English navigator Bartholomew Gosnold discovers Cape Cod.
1614
An aristocratic uprising in France ends with the Treaty of St. Menehould.
1618
Johannes Kepler discovers his harmonics law.
1702
The War of Spanish Succession begins.
→ See more: May 15 in History
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