I've seen a half dozen utilities mention the cool summer in their results. We have two headlines* from StormWire in the linkvault.
From CNN Money:
Utility Pepco 3rd-qtr profit drops 29 percent
..."During the third quarter, our results were adversely affected by lower sales in our power delivery business caused by both milder weather and lower non-weather related customer usage," said Dennis R. Wraase, the company's chairman and CEO....MORE*Oct. 3
Cool Summer Stings Kansas Electric Company Profits
Cool Summer Cuts into Colorado Utility Profits