121 days from September 1, 2031
would be
December 31, 2031 (Wednesday)
Time Zone: America/New_York (GMT-04:00)
• Day numbers: 365
• Week number: 1
• Leap year: 2031 is not a leap year
• Daylight Saving Time: No
Sunrise, Sunset Times for December 31, 2031 (Wednesday)
• Sunrise time: 07:54 am
• Sunset time: 05:16 pm
• Day length: 09h 21m
• Source: suntoday.org
Moon Phase for December 31, 2031 (Wednesday)
• Moon Phase: Waning Gibbous
• Illumination: 90%
• Moon Age: 17.69 day(s)
• Source: mooninfo.org
December 31, 2031 Holidays and National Days
December 31 in History
1977
Cambodia breaks relations with Vietnam.
1965
California becomes the largest state in population.
1944
Hungary declares war on Germany.
1942
After five months of battle, Emperor Hirohito allows the Japanese commanders at Guadalcanal to retreat.
1941
General MacArthur reports that U.S. lines in Manila have been pushed back by the Japanese.
1930
Brewery heir Adolphus Busch is kidnapped.
1923
The Sahara is crossed by an automobile for the first time.
1915
The Germans torpedo the British liner Persia without any warning killing 335 passengers.
1911
Helene Dutrieu wins the Femina aviation cup in Etampes. She sets a distance record for women at 158 miles.
1910
John B. Moisant and Arch Hoxsey, two of America’s foremost aviators, die in separate plane crashes.
→ See more: December 31 in History
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