microclimate
Technical term in climatology and geography for the climate of a small, specific area that differs from the surrounding region.
In urban areas, a unique microclimate is formed due to the influence of buildings and asphalt.
This valley has a lower temperature than the surrounding area and possesses a distinctive microclimate.
Compound of 小 (small) and 気候 (climate), directly corresponding to the English 'microclimate'. The exact historical derivation is uncertain, but the term is a modern technical coinage.