Born in Bruenn, Austria-Hungary (now Brno, Czechoslovakia) in 1900, Norbert Troller served as a soldier in World War I, spending time as a prisoner-of-war in Italy. After the war he studied architecture in Brno and Vienna and worked as an architect in Brno until the German occupation of Czechoslovakia. Temperatures on an average day in Brno in November. The average temperature in Brno in . November for a typical day ranges from a high of 46°F (8°C) to a low of 34°F (1°C). Some would describe it as cold with a gentle breeze.For comparison, the hottest month in . Brno, August, has days with highs of 80°F (26°C) and lows of 57°F (14°C). s255Ab.