The temperature on November 17, 1912 was between 7.2 °C and 8.8 °C and averaged 8.0 °C. There was 2.6 mm of rain. The average windspeed was 2 Bft (weak wind) and was prevailing from the southwest. Source: KNMI
January 6 » German geophysicist Alfred Wegener first presents his theory of continental drift.
June 30 » The Regina Cyclone, Canada's deadliest tornado event, kills 28 people in Regina, Saskatchewan.
October 3 » U.S. forces defeat Nicaraguan rebels at the Battle of Coyotepe Hill.
October 7 » The Helsinki Stock Exchange sees its first transaction.
October 8 » The First Balkan War begins when Montenegro declares war against the Ottoman Empire.
October 24 » First Balkan War: The Battle of Kumanovo concludes with the Serbian victory against the Ottoman Empire.
Day of marriage March 22, 1935
The temperature on March 22, 1935 was between 4.7 °C and 17.7 °C and averaged 10.2 °C. There was 4.6 mm of rain during 3.9 hours. There was 5.5 hours of sunshine (45%). The average windspeed was 4 Bft (moderate breeze) and was prevailing from the southwest. 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/I165600.php : accessed January 10, 2026), "Roelofke Tjepkema (1912-)".
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