The temperature on May 4, 1913 was between 5.4 °C and 15.8 °C and averaged 9.6 °C. There was 7.2 mm of rain. There was 4.0 hours of sunshine (27%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south-southeast. Source: KNMI
In The Netherlands , there was from February 12, 1908 to August 29, 1913 the cabinet Heemskerk, with Mr. Th. Heemskerk (AR) as prime minister.
In The Netherlands , there was from August 29, 1913 to September 9, 1918 the cabinet Cort van der Linden, with Mr. P.W.A. Cort van der Linden (liberaal) as prime minister.
March 4 » The United States Department of Labor is formed.
March 21 » Over 360 are killed and 20,000 homes destroyed in the Great Dayton Flood in Dayton, Ohio.
June 1 » The Greek–Serbian Treaty of Alliance is signed, paving the way for the Second Balkan War.
July 12 » Serbian forces begin their siege of the Bulgarian city of Vidin; the siege is later called off when the war ends.
October 9 » The steamship SSVolturno catches fire in the mid-Atlantic.
December 1 » Ford Motor Company introduces the first moving assembly line.
Day of marriage July 21, 1937
The temperature on July 21, 1937 was between 13.0 °C and 22.3 °C and averaged 17.3 °C. There was 5.5 mm of rain during 2.4 hours. There was 1.5 hours of sunshine (9%). The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
April 26 » Spanish Civil War: Guernica, Spain, is bombed by German Luftwaffe.
June 15 » A German expedition led by Karl Wien loses sixteen members in an avalanche on Nanga Parbat. It is the worst single disaster to occur on an 8000m peak.
July 9 » The silent film archives of Fox Film Corporation are destroyed by the 1937 Fox vault fire.
July 24 » Alabama drops rape charges against the "Scottsboro Boys".
October 9 » Murder of 9 Catholic priests in Zhengding, China, who protected the local population from the advancing Japanese army.
November 8 » The Nazi exhibition Der ewige Jude ("The Eternal Jew") opens in Munich.
Day of death December 20, 1966
The temperature on December 20, 1966 was between 2.3 °C and 9.6 °C and averaged 5.7 °C. There was 8.5 mm of rain during 4.8 hours. There was 2.4 hours of sunshine (31%). The partly clouded was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the west-northwest. Source: KNMI
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/I188699.php : accessed October 20, 2026), "Sietze Venema (1913-1966)".
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