Next Month
noun
The next month is the next month! It isn't this month or the month before, it's the next one!
らいげつ
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
来月たん生日会をするので、かなえさんも来てください。
I am having a birthday party next month, so please come too, Kanae.
花火大会の日は来月の何日でしたっけ？
What day next month is the day of the fireworks display?
今日海に落とした眼鏡を探すために、来月スキューバダイビングを始めることにしたよ。
Next month I’ll start scuba diving to find the glasses I lost at sea today.