A shaded threshold can change the feeling of arriving home. It is an ordinary experience with a physical explanation: intercepting sunlight before it reaches a building can reduce incoming solar heat.
Air movement, shade, and materials play different roles. Openings influence airflow. Thermal mass absorbs and later releases heat. These are tools to combine, not ingredients in a universal recipe.
In a climate with cool nights, stored heat may have a useful path out. In humid conditions with warm nights, the same material and form can behave differently. Outdoor air quality and security also affect whether windows can remain open.
A thoughtful design conversation starts with climate, orientation, and how people use a room. Where does afternoon sunlight enter? When is outdoor air cooler? Where can shade be added? The answers belong to a particular place.
Conceptual design discussion, not a building-performance prediction.