Upper panel of the plot shows population-weighted high and low temperature for each day (note: day-1 has high temperature only). Lower panel shows the forecast electricity demand for the service area of the company, in percentage of the normal demand expected under normal weather conditions during this 7-day period.
as observed at Newton, Newton City/County Airport
About Butler REC (KS): Serving 5,941 members in portions of Butler, Chase, Cowley, Greenwood, Harvey, Marion, and Sedgwick counties. (see website)