The temperature on June 12, 1940 was between 11.2 °C and 19.8 °C and averaged 15.9 °C. There was 4.0 mm of rain during 4.3 hours. There was 0.2 hours of sunshine (1%). The average windspeed was 2 Bft (weak wind) and was prevailing from the west-southwest. Source: KNMI
In The Netherlands , there was from August 10, 1939 to September 3, 1940 the cabinet De Geer II, with Jonkheer mr. D.J. de Geer (CHU) as prime minister.
In The Netherlands , there was from September 3, 1940 to July 27, 1941 the cabinet Gerbrandy I, with Prof. dr. P.S. Gerbrandy (ARP) as prime minister.
February 16 » World War II: Altmark incident: The German tanker Altmark is boarded by sailors from the British destroyer HMSCossack. 299 British prisoners are freed.
May 5 » World War II: Norwegian refugees form a government-in-exile in London.
May 25 » World War II: The German 2nd Panzer Division captures the port of Boulogne-sur-Mer; the surrender of the last French and British troops marks the end of the Battle of Boulogne.
August 18 » World War II: The Hardest Day air battle, part of the Battle of Britain. At that point, the largest aerial engagement in history with heavy losses sustained on both sides.
September 6 » King Carol II of Romania abdicates and is succeeded by his son Michael. General Ion Antonescu becomes the Conducător of Romania.
December 9 » World War II: Operation Compass: British and Indian troops under the command of Major-General Richard O'Connor attack Italian forces near Sidi Barrani in Egypt.
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