The temperature on April 1, 1958 was between -1.9 °C and 6.2 °C and averaged 1.8 °C. There was 11.8 hours of sunshine (91%). The almost cloudless was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
January 18 » Willie O'Ree, the first Black Canadian National Hockey League player, makes his NHL debut with the Boston Bruins.
January 23 » After a general uprising and rioting in the streets, President Marcos Pérez Jiménez leaves Venezuela.
January 31 » Cold War: Space Race: The first successful American satellite detects the Van Allen radiation belt.
June 16 » Imre Nagy, Pál Maléter and other leaders of the 1956 Hungarian Uprising are executed.
October 4 » The current constitution of France is adopted.
October 27 » Iskander Mirza, the first President of Pakistan, is deposed by General Ayub Khan, who had been appointed the enforcer of martial law by Mirza 20 days earlier.
When copying data from this family tree, please include a reference to the origin: W.J. Oving, "Family tree Oving", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-oving/I13305.php : accessed February 19, 2026), "Iebeltje KEUNING (1887-1958)".
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