さらいげつ再来月saraigetsusaらいげつ来月raigetsu
1.

The month that follows the upcoming month, representing a time period two months ahead from the current month.

2.

The calendar month that comes after the next month, indicating a point in time that is not immediate but still relatively soon.

3.

A reference to the month that is two months away from the present, often used for planning or scheduling future events.

Example:

再来月は12月だ。