A vocabulary of landscape — a landscape of words 1467 entries

microclimate

MY-kroh-KLY-mit
The localized atmospheric conditions in a small area that differ from the surrounding region — the frost hollow, the sun-baked south-facing wall, the cool air pooled behind a hedge. The weather inside the weather. Walk around a single tree and you can pass through several microclimates.
Etymology
Greek mikros (small) + Latin clima (region, zone of the earth). The small climate.