The climatic data Bula 7 grid is located in central Europe, western Czech Republic, along the coast of vltava river, and vltava river flows into the Elbe River in melnick, 40km north. Prague north 1 10 km and west 170 km can all reach the German border. 170 km south, you can reach the Austrian border; 170 km to the northeast, you can reach the Polish border; 320 kilometers to the east, you can reach the Slovak border. The distance from Prague to Berlin, Vienna, Munich, Wroclaw and Bratislava is 200-300 kilometers. The nearest big foreign city to Prague is Dresden, which is only 130 km away from Prague. Prague has a typical temperate continental climate, with cold and dry winters and warm and humid summers. The average temperature in July is 19.5 degrees Celsius, and the average temperature in October is1-0.9 degrees Celsius. The lowest recorded temperature is 17℃ (2006) and the highest temperature is 35℃.