The most common Korean word for “september” is 구월 (guwol). 「september」는 한국어로 구월.
Learn 구월 free — flashcards, audio and review →「구월」 단어장으로 무료로 외우기Words and levels: TOPIK I essentials (National Institute of Korean Language standard curriculum, KOGL Type 1) · examples: Cheesepotato