Complex sentence: Also on that day, Babbitt, Minnesota, was the coldest place in the country at and the low temperature at O'Hare International Airport in Chicago was: the previous record low for this day was, set in 1884 and tied in 1988.
Split into simpler sentences: Also on that day, Babbitt, Minnesota was the coldest place in the country at and the low temperature at O'Hare International Airport in Chicago was. The previous record low for this day was, set in 1884 and tied in 1988.