Rosh Chodesh Dates 2024 2024 Lok. Rosh chodesh means the “head of the new [moon],” and indeed it is a day—or two—of celebration marking the start of a new lunar month. Rosh chodesh is the monthly celebration of the new moon, according to the jewish calendar.
Later, in rabbinic times, bonfires were lit on the mountains to announce the arrival of the new moon. Start of month of tamuz on the hebrew calendar.