Is it colder this year?How to diagnose source of spiking KWhr use on electric bill. Daily use is 50% higher than same period a year ago.
Add to the list:Is it colder this year?
What is running longer? Lights, well, ht/ cool?
Family of ten vs family of three?
With LED lights he either had one heck of a display, or never turned anything on in the house before.Was there an increase in the amount of outside lighting for Christmas and the holidays?