How to Calibrate a Thermostat (Step-by-Step Guide)
Quick Answer — How Do You Calibrate a Thermostat? Find an accurate thermometer and place it near your thermostat Wait 15-30 minutes for the temperature reading to stabilize Compare the thermostat and thermometer A difference of more than a degree or two means it’s time to calibrate Adjust settings (depending on your model, this might be a screw, an offset, or a digital display) Recheck until both readings are identical Why Thermostat Calibration Matters A