Summer starts June 21: Duke Energy Florida highlights five key appliances to help customers manage energy use
Published on June 19, 2026While summer heat has already settled across Florida, the astronomical start of the season is observed this Sunday, June 21. Duke Energy Florida is helping customers manage their energy use – and their bills – by offering practical tips focused on the five appliances that use the most energy in the home: air conditioners, water heaters, refrigerators, washing machines and dishwashers.