April is not a month in the Hebrew calendar, and the Sundays in any Hebrew month could easily change from year to year, just as they often do for any month in the civil calendar.
There are 12 months in the Hebrew calendar. In a leap year there are Adar A and Adar B. Adar is the sixth month.
April = Gregorian calendar tamuz= Hebrew calendar siyue = Chinese calendar
April is the first month of the ancient Hebrew calendar, and for good reason. The Gregorian calendar has the beginning of the year in January just as winter is beginning to get to it's coldest two month. Ancient hebrews put the beginning of the year in spring wich is the first station of the year wich is a more logical calendar. December in ancient Hebrew calendar would be the ninth month.
Av is the 5th Month of the year on the Hebrew calendar. It usually occurs in June or July
Rosh Hashanah is the New Year in the Hebrew calendar and the first of the ten Yamim Noraim or Days of Awe. It falls on the 1st day of the Hebrew month Tishrei, despite the fact that Tishrei is the seventh month of the calendar (the Hebrew calendar is considerably more complicated that the secular calendar), which is late summer/early autumn depending on the year (as the Hebrew calendar and secular calendars do not correspond, a Hebrew date will fall on different secular dates - and vice versa- each year).
Elul is the 6th month of the Jewish year, roughly corresponding to September.Elul is the sixth month of the Jewish calendar. It roughly corresponds with September, though its dates shift several days back and forth as the (Hebrew) lunisolar calendar is periodically realigned with the solar seasons (the Gregorian calendar).
It's the third month in the Jewish calendar, and it is just as any other month. In a leap year, there are two months of Adar (the sixth month in the calendar).
Depending on which Hebrew year you are looking at (civil or ecclesiastical), it is either Elul (אלול) or Adar (אדר)
It is the seventh month of the Jewish year, equivalent to Nisan of the modern Jewish calendar. As the Jewish calendar is different in length to the Gregorian calendar, there is not a directly corresponding month.
tishrei (תשרי) or Nisan (× ×™×¡×Ÿ) depending on which hebrew year you're looking at.
According to Torah and the Hebrew calendar, it is always on the 10th day of Tishrei, which is the 7th month (Rosh Hashanah is always the 1st day of Tishrei). But because we don't follow the Hebrew calendar, it varies from year to year on our calendar, but is always in early fall.