noun
cool autumn weather
Refers to the characteristic coolness of autumn, often used in literary or seasonal descriptions.
秋冷の候、皆様にはお変わりなくお過ごしのことと存じます。
In this cool autumn season, I trust you are all doing well.
秋冷が深まり、木々が色づき始めた。
The autumn chill deepens, and the trees are beginning to change color.