1. A specific date in the Gregorian calendar.
2. Determine the lunar calendar date according to the Gregorian calendar.
According to the general law of date conversion, if a day in the lunar calendar is a year in the solar calendar, we can calculate it according to the following steps:
According to the information given, the Gregorian calendar date corresponding to the fifth lunar month 18 is a day in 2024. Because we don't know the exact date, we can't give the exact date. It is recommended to check the calendar or consult an astronomer for more accurate information.
Therefore, it is impossible to determine the date of May 18 of the lunar calendar in 2024. It is recommended to log on to the calendar website or consult relevant people to obtain more accurate information.