2024 Jewish Holidays And Their Significance. There are essentially three major categories of jewish holidays, celebrations, and commemorations found in the jewish calendar. Rosh hashanah is the birthday of the universe, the day g‑d created adam and eve, and it’s celebrated as the jewish new year.
Read on to learn more about jewish customs, practices, and traditions on rosh hashanah, yom kippur, sukkot, shemini atzeret, and simhat torah. Below is a summary of the major jewish holidays, which traditionally begin at sunset on the previous evening.