The average temperature on February 1, 1960 was 1.1 °C. There was 1.4 hours of sunshine (15%). The heavily clouded was. The average windspeed was 4 Bft (moderate breeze) and was prevailing from the south east. Source: KNMI
January 23 » The bathyscaphe USS Trieste breaks a depth record by descending to 10,911 metres (35,797ft) in the Pacific Ocean.
February 1 » Four black students stage the first of the Greensboro sit-ins at a lunch counter in Greensboro, North Carolina.
February 3 » British Prime Minister Harold Macmillan speaks of "a wind of change", signalling that his Government was likely to support decolonisation.
April 25 » The United States Navy submarine USSTriton completes the first submerged circumnavigation of the globe.
August 7 » Ivory Coast becomes independent from France.
August 20 » Senegal breaks from the Mali Federation, declaring its independence.
Day of marriage January 4, 1980
The temperature on January 4, 1980 was between -0.4 °C and 3.8 °C and averaged 1.6 °C. There was 9.1 mm of rain during 9.6 hours. The almost completely overcast was. The average windspeed was 3 Bft (moderate breeze) and was prevailing from the south. Source: KNMI
In The Netherlands , there was from Monday, December 19, 1977 to Friday, September 11, 1981 the cabinet Van Agt I, with Mr. A.A.M. van Agt (CDA/KVP) as prime minister.
When copying data from this family tree, please include a reference to the origin: Hans Opperman, "Family tree Upperman", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-upperman/I2898.php : accessed January 24, 2026), "Hendrik "Henk" Upperman (1960-2019)".
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