Don’t let those bright autumn leaves and clear fall sky fool you—cold weather is just around the corner. Get your home ready for the chill ahead of schedule. Photo by David Parsons, NREL 6317419 This is the time of year when a 60 degree morning feels chilly and many of us are waking up to a dark, pre-dawn sky. We’re ready to put on sweaters, watch football, think about buying Halloween candy…