About September 13

September 13, 2025 is the 256th day of the year 2025 in the Gregorian calendar. There are 109 days remaining until the end of this year. The day of the week is Saturday.

You can browse the full year calendar in case you need it.

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Virgo is the sun sign of a person born on this day. Sapphire is the modern birthstone for this month. Agate is the mystical birthstone from Tibetan origin that dates back over a thousand years.

According to the lunisolar Chinese calendar, there are 157 days remaining before the start of the next Chinese New Year.

What Happened On September 13

  • 509 BC
    The Temple of Jupiter Optimus Maximus on Rome’s Capitoline Hill is dedicated on the ides of September.
  • 335
    Emperor Constantine the Great consecrated the Church of the Holy Sepulchre in Jerusalem.
  • 1791
    King Louis XVI of France accepts the new constitution.
  • 1808
    Finnish War: In the Battle of Jutas, Swedish forces under Lieutenant General Georg Carl von Döbeln beat the Russians, making von Döbeln a Swedish war hero.
  • 1812
    War of 1812: A supply wagon sent to relieve Fort Harrison is ambushed in the Attack at the Narrows.
  • 1847
    Mexican-American War: Six teenage military cadets known as Niños Héroes die defending Chapultepec Castle in the Battle of Chapultepec. American troops under General Winfield Scott capture Mexico City in the Mexican-American War.
  • 1882
    The Battle of Tel el-Kebir is fought in the 1882 Anglo-Egyptian War.
  • 1898
    Hannibal Goodwin patents celluloid photographic film.
  • 1914
    World War I: South African troops open hostilities in German south-west Africa (Namibia) with an assault on the Ramansdrift police station.
  • 1922
    The temperature at 'Aziziya, Libya reaches a world record 57.8 °C.
  • 1933
    Elizabeth McCombs becomes the first woman elected to the New Zealand Parliament.
  • 1935
    Rockslide near Whirlpool Rapids Bridge ends the International Railway (New York – Ontario).
  • 1948
    Deputy Primer Minister of India Vallabhbhai Patel ordered the Army to move into the Hyderabad to integrate it with Indian Union.
  • 1956
    IBM introduces the first computer disk storage unit, the RAMAC 305.
  • 1979
    South Africa grants independence to the “homeland” of Venda (not recognised outside South Africa).
  • 1988
    Hurricane Gilbert is the strongest recorded hurricane in the Western Hemisphere, later replaced by Hurricane Wilma in 2005 (based on barometric pressure).
  • 1989
    Largest anti-Apartheid march in South Africa, led by Desmond Tutu.
  • 1994
    Ulysses probe passes the Sun’s south pole.
  • 2001
    Civilian aircraft traffic resumes in the U.S. after the September 11, 2001 attacks.
  • 2008
    Delhi, India, is hit by a series of bomb blasts, resulting in 30 deaths and 130 injuries.

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