Saturday, September 5, 2026 is a Saturday. It is day 248 of 2026 (67.9% through the year), ISO week 36, in Q3.
Calendar Specifications
On September 5, 2026, we mark the 248th day of the year, with the moon in its Last Quarter phase and the zodiac sign being Virgo. Today is also a day to commemorate several individuals, including Bertin, Charbel, Genebald, Gregorio Aglipay, and Mother Teresa. Historically, September 5 has been a significant day, with events such as the launch of NASA's Voyager 1 space probe in 1977, which is currently the farthest spacecraft from Earth. In recent years, September 5 has also been marked by tragic events, including the 2020 California wildfires, which were ignited by a pyrotechnic device at a gender reveal party, and the 2005 crash of Mandala Airlines Flight 091 in Indonesia, which resulted in the loss of 149 lives. Additionally, on this day in 1972,...
On September 5, 2026, we mark the 248th day of the year, with the moon in its Last Quarter phase and the zodiac sign being Virgo.
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Historical Milestones
California wildfires: A pyrotechnic device at a gender reveal party ignited the El Dorado Fire (pictured), burning for 71 days and killing one firefighter.
2020 California wildfires →Mandala Airlines Flight 091 crashed shortly after take-off in Indonesia due to pilot error, killing 100 out of the 117 people on board along with 49 more on the ground.
Mandala Airlines Flight 091 →NASA launched the space probe Voyager 1, currently the farthest spacecraft from Earth, from Launch Complex 41 at Cape Canaveral Air Force Station.
NASA →Squeaky Fromme (pictured), a devotee of Charles Manson, attempted to assassinate U.S. president Gerald Ford in Sacramento, California.
Squeaky Fromme →The Palestinian militant group Black September took hostage eleven Israeli athletes and coaches at the Olympic Games in Munich, West Germany; all of the hostages were killed less than 24 hours later.
Palestinians →During the practice session of the Italian Grand Prix at Monza Circuit, Jochen Rindt was killed and subsequently became motor racing's only posthumous world champion.
1970 Italian Grand Prix →Hurricane Cleo dissipated after causing 156 deaths, mainly in Haiti, and causing roughly US$187 million in damages across the Caribbean and southeastern United States.
Hurricane Cleo →World War II: American and Australian airborne forces landed at Nadzab as part of the New Guinea campaign against Japan.
World War II →Forty-eight people died in a fire in a makeshift cinema in Dromcolliher, Ireland.
Dromcolliher →The Zimmerwald Conference, the first of three international socialist conferences forming the Zimmerwald movement, opened in Switzerland.
Zimmerwald Conference →Calculate business days and elapsed calendar time between this date and any other.
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Questions & Answers
Saturday, September 5, 2026 falls on a Saturday.
18 days ago (18 days ago). It is day 248 of 2026 with 117 days remaining in the year.
In Roman numerals, Saturday, September 5, 2026 is written as V.IX.MMXXVI (Day.Month.Year format).
The moon phase for this date is Last Quarter (approx. 39% illuminated). The astrological sun sign is Virgo.