pluvial - having to do with rainSpanish example: Actualmente, se realizan estudios dirigidos a mejorar el drenaje pluvial en la ciudad.
English example: Currently, they are doing studies directed at improving the rain drainage in the city.
Source: pluvial - having to do with rain (https://www.123teachme.com/spanish_feeds/word_of_the_day/2020/10/27)