• Time Zone: GMT-05:00
• Time Zone ID: America/New_York
• Day numbers: 229
• Week number: 33
• Leap year: 2025 is not a leap year
• Daylight Saving Time: Yes
Sunrise, Sunset Times for Aug 17th 2025
• Sunrise time: 06:46 am
• Sunset time: 08:29 pm
• Day length: 13h 42m
• Source: suntoday.org
Moon Phase for Aug 17th 2025
• Moon Phase: Waning Crescent
• Illumination: 30%
• Moon Age: 24.02 day(s)
• Source: mooninfo.org
Holidays and National Days for August 17th 2025
August 17 in History
1743
By the Treaty of Abo, Sweden cedes southeast Finland to Russia, ending Sweden’s failed war with Russia.
1812
Napoleon Bonaparte‘s army defeats the Russians at the Battle of Smolensk during the Russian retreat to Moscow.
1833
The first steam ship to cross the Atlantic entirely on its own power, the Canadian ship Royal William, begins her journey from Nova Scotia to The Isle of Wight.
1863
Union gunboats attack Fort Sumter in Charleston, South Carolina, for the first time.
1942
Marine Raiders attack Makin Island in the Gilbert Islands from two submarines.
→ See more: August 17 in History
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