What is a Louisville claims that during the 7 days the high temperature in Lexington was typically 6 degrees was warmer than the high temperature in Louisville what measure was used to make this clam?

The claim that the high temperature in Lexington was typically 6 degrees warmer than in Louisville is based on the measure of average temperature difference over a specific timeframe. This likely involves calculating the average daily high temperatures for both cities over those seven days and comparing them. The use of "typically" suggests that this difference may represent a statistical average or mean rather than an absolute daily comparison.