23/06/2026
Desert Design Note #18 — The House After Noon
In the desert, noon is not the end of heat.
By afternoon, the sun begins to drop lower in the west.
The light becomes longer, sharper, and harder to block with overhead shade alone.
This is when the house reveals what it absorbed earlier: roofs, walls, paving, terraces, and exposed openings continue to release heat into the hours when we expect the day to soften.
Afternoon comfort is not only a question of air conditioning.
It begins much earlier — with orientation, shaded surfaces, protected thresholds, and fewer direct west-facing exposures.
A deep roof overhang can protect from high summer sun.
But low western light needs another kind of intelligence: vertical shade, shutters, fins, planted screens, deep window reveals, and careful placement of openings.
In the desert, evening comfort is designed before noon.
Save this for schematic planning.