• Time Zone: GMT-04:00
• Time Zone ID: America/New_York
• Day numbers: 351
• Week number: 51
• Leap year: 2025 is not a leap year
• Daylight Saving Time: No
Sunrise, Sunset Times for Dec 17th 2025
• Sunrise time: 07:48 am
• Sunset time: 05:09 pm
• Day length: 09h 20m
• Source: suntoday.org
Moon Phase for Dec 17th 2025
• Moon Phase: Waning Crescent
• Illumination: 3%
• Moon Age: 27.66 day(s)
• Source: mooninfo.org
Holidays and National Days for December 17th 2025
There are 3 holidays listed for December 17th, 2025: National Maple Syrup Day, Pan American Aviation Day, Wright Brothers Day.
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