September 2025 Calendar Jewish Holidays. Hebcal makes calendars of jewish holidays. Rosh hashanah for the year 2025 starts on the evening of monday, september 22nd ending the 2 day celebration at sundown on wednesday, september 24.

Using the print icon in the upper. For your ease and comfort, below are the jewish holidays coming up for the next two years so that you never miss a seder or a fast.