Weather and your electricity bill: it’s complicated!
You made some energy-saving improvements and adopted some energy saving strategies, and your energy bill was lower during the summer. Great! But . . .the summer was cooler where you live.
How can you sort out the relative contributions of the cooler temperatures and the green improvements and strategies?
It can be complicated to sort all of this out. Here’s a website where you can get started: http://www.energylens.com/articles/degree-days#normalization .
(This post does not endorse any particular product or business.)