Ct Energy Rates 2025. While we are glad to announce a more than 20 percent drop compared to winter rates last year, the energy supply market, which we do not control or profit from, remains in. New standard service rates for eversource and united illuminating (ui) customers, covering the period from january through june 2025, have been announced.

Shop ct energy suppliers and compare rates vs. A spokesperson for eversource said the company expects the new increase for typical residential customers using 700kwh per month will be an additional $3 per month from sept.