The temperature on December 22, 1884 was about 3.0 °C. The air pressure was 30 kgf/m2 and came mainly from the north-northeast. The airpressure was 76 cm mercury. The atmospheric humidity was 77%. Source: KNMI
In The Netherlands , there was from April 23, 1884 to April 21, 1888 the cabinet Heemskerk, with Mr. J. Heemskerk Azn. (conservatief) as prime minister.
January 4 » The Fabian Society is founded in London, United Kingdom.
March 27 » A mob in Cincinnati, Ohio, attacks members of a jury which had returned a verdict of manslaughter in what was seen as a clear case of murder; over the next few days the mob would riot and eventually destroy the courthouse.
April 20 » Pope Leo XIII publishes the encyclical Humanum genus.
October 22 » The International Meridian Conference designates the Royal Observatory, Greenwich as the world's prime meridian.
December 6 » The Washington Monument in Washington, D.C., is completed.
December 10 » Mark Twain's Adventures of Huckleberry Finn is published.
Day of death April 20, 1944
The temperature on April 20, 1944 was between 5.0 °C and 15.0 °C and averaged 8.7 °C. There was 0.6 mm of rain during 1.8 hours. There was 4.1 hours of sunshine (29%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the southwest. Source: KNMI
In The Netherlands , there was from July 27, 1941 to February 23, 1945 the cabinet Gerbrandy II, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
March 19 » World War II: The German army occupies Hungary.
June 7 » World War II: Battle of Normandy: At Ardenne Abbey, members of the SS Division Hitlerjugend massacre 23 Canadian prisoners of war.
June 11 » USSMissouri, the last battleship built by the United States Navy and future site of the signing of the Japanese Instrument of Surrender, is commissioned.
July 7 » World War II: Largest Banzai charge of the Pacific War at the Battle of Saipan.
August 24 » World War II: Allied troops begin the attack on Paris.
November 7 » Franklin D. Roosevelt elected for a record fourth term as President of the United States.
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/I67364.php : accessed October 11, 2026), "Harmen Postma (1884-1944)".
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