noun
seasonal phenomenon; seasonal weather phenomenon
Refers to weather or natural events characteristic of a particular season, such as cherry blossoms in spring or typhoons in autumn.
桜の開花は春の季節現象の一つです。
Cherry blossoms blooming is one of the seasonal phenomena of spring.
気象庁は季節現象の観測データを発表した。
The Meteorological Agency released observation data on seasonal phenomena.
Compound of 季節 (kisetsu, 'season') and 現象 (genshō, 'phenomenon').