planadviser - Cooling Off Periods?

However, the energy-savings numbers often cited by lawmakers and others come from research conducted in the 1970s – which, according to researchers, overlooks the prevalence of air conditioning today. The most recent study showed that while an extra hour of daylight in the evenings may mean less electricity is spent on lights, it also means that houses are warmer in the summer when people come home from work. Conversely, during daylight-saving time's cooler months, people may crank up the thermostats more in the morning.

planadviser - Cooling Off Periods?