Rosh Chodesh Av 2024. Peace in the world, peace in our land, peace in your home and peace in your heart. The restrictions of the nine days generally apply to rosh chodesh av.
Av (אָב) is the 5th month of the hebrew year, has 30 days, and corresponds to july or. When blessing the new month in the synagogue on the shabbat before rosh chodesh, it is customary to announce the time that the molad (birth of the new moon) occurs in jerusalem, so that it can be kept in mind while saying the blessing.