Battling a heatwave? Here's how the right thermostat fan setting can help you feel cooler July 2, 2026 at 11:02PM

Your thermostat's fan setting, often overlooked, significantly impacts home comfort and energy bills. While 'Auto' conserves electricity and improves summer humidity control by running the fan only during heating/cooling cycles, 'On' offers consistent temperatures and better air filtration. For allergy sufferers or those with pets, 'On' might be beneficial despite higher costs. Consider your household's priorities to choose the best setting.