The temperature on May 12, 1947 was between 13.9 °C and 23.9 °C and averaged 17.9 °C. There was 2.3 mm of rain during 1.8 hours. There was 4.0 hours of sunshine (26%). The average windspeed was 3 Bft (moderate breeze) and was prevailing from the northeast. Source: KNMI
June 23 » The United States Senate follows the United States House of Representatives in overriding U.S. President Harry S. Truman's veto of the Taft–Hartley Act.
June 24 » Kenneth Arnold makes the first widely reported UFO sighting near Mount Rainier, Washington, leading to the coining of the phrase "flying saucer".
July 11 » The Exodus 1947 heads to Palestine from France.
September 9 » First case of a computer bug being found: A moth lodges in a relay of a Harvard Mark II computer at Harvard University.
November 25 » Red Scare: The "Hollywood Ten" are blacklisted by Hollywood movie studios.
December 23 » The transistor is first demonstrated at Bell Laboratories.
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