Complex sentence: The eastern city of Tajimi, for example, generally records the hottest temperature throughout all of Japan each year and, on August 16,2007, it set the record for hottest recorded day in Japan's history--40.9 degrees Celsius.
Split into simpler sentences: The eastern city of Tajimi, for example, often records the hottest temperature in Japan each year. On August 16,2007, it set the record for the hottest day recorded in Japan's history--40.9 degrees Celsius.