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 location, in percentage of the normal demand expected under normal weather conditions during this 7-day period.
as observed at Willimantic, Windham Airport
About Willimantic, Windham Airport (CT): Latitude: 41-44-31N. Longitude: 072-11-01W.