The temperature on May 31, 1912 was between 5.7 °C and 20.9 °C and averaged 13.8 °C. There was 11.8 hours of sunshine (72%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 17 » British polar explorer Captain Robert Falcon Scott reaches the South Pole, one month after Roald Amundsen.
April 17 » Russian troops open fire on striking goldfield workers in northeast Siberia, killing at least 150.
June 4 » Massachusetts becomes the first state of the United States to set a minimum wage.
July 8 » Henrique Mitchell de Paiva Couceiro leads an unsuccessful royalist attack against the First Portuguese Republic in Chaves.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
November 19 » First Balkan War: The Serbian Army captures Bitola, ending the five-century-long Ottoman rule of Macedonia.
Day of death May 31, 1966
The temperature on May 31, 1966 was between 5.7 °C and 14.6 °C and averaged 10.9 °C. There was 0.5 mm of rain during 1.8 hours. There was 2.3 hours of sunshine (14%). The partly or heavily clouded was. The average windspeed was 2 Bft (weak wind) and was prevailing from the north-northwest. Source: KNMI
May 15 » After a policy dispute, Prime Minister Nguyễn Cao Kỳ of South Vietnam's ruling junta launches a military attack on the forces of General Tôn Thất Đính, forcing him to abandon his command.
August 18 » Vietnam War: The Battle of Long Tan ensues after a patrol from the 6th Battalion, Royal Australian Regiment clashes with a Viet Cong force in Phước Tuy Province.
October 14 » The city of Montreal begins the operation of its underground Montreal Metro rapid transit system.
November 13 » In response to Fatah raids against Israelis near the West Bank border, Israel launches an attack on the village of As-Samu.
November 15 » A Boeing 727 carrying Pan Am Flight 708 crashes near Berlin, Germany, killing all three people on board.
December 18 » Saturn's moon Epimetheus is discovered by astronomer Richard Walker.
When copying data from this family tree, please include a reference to the origin: Hans Weening, "Family tree Weening", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-weening/I76967.php : accessed October 7, 2026), "Hendrikje Pikkert (1912-1966)".
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