The temperature on January 13, 1963 was between -15.2 °C and -2.7 °C and averaged -8.0 °C. There was 0.6 mm of rain during 0.3 hours. The heavily clouded was. The average windspeed was 1 Bft (weak wind) and was prevailing from the south-southwest. Source: KNMI
April 16 » Dr. Martin Luther King Jr. pens his Letter from Birmingham Jail while incarcerated in Birmingham, Alabama for protesting against segregation.
May 8 » South Vietnamese soldiers under the Roman Catholic President Ngo Dinh Diem open fire on Buddhists defying a ban on the flying of the Buddhist flag on Vesak, killing nine and sparking the Buddhist crisis.
June 20 » Following the Cuban Missile Crisis, the Soviet Union and the United States sign an agreement to establish the so-called "red telephone" link between Washington and Moscow.
July 1 » ZIP codes are introduced for United States mail.
October 3 » A violent coup in Honduras begins two decades of military rule.
December 10 » An assassination attempt on the British High Commissioner in Aden kills two people and wounds dozens more.
When copying data from this family tree, please include a reference to the origin: Harry Westerman, "Family tree Westerman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-westerman/X1081.php : accessed March 6, 2026), "Grace Yonkman (1882-1963)".
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