It's easy to think of our homes as monolithic structures with uniform climatic conditions throughout, but that couldn't be further from the truth. Different rooms, even different parts of the same room, have their own temperature, humidity and light levels. Your house has its own weather.
Temperature differences of 40 °C between the coldest and hottest places in the house are not uncommon, says Richard Corsi at the University of Texas, who has spent two decades studying indoor air quality.
Many of the changes to the indoor weather are what you would expect. Switching a radiator on or sunlight shining through a window will increase temperatures. And temperature differences across your home drive indoor airflow. "If the air is really hot in the basement in the winter and ...
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