Date: Wednesday, May 12, 2021 12:00 am - Thursday, May 13, 2021 12:00 am
Categories: Jewish Calendar *
Beginning of new Hebrew month of Sivan. Sivan is the 3rd month of the Hebrew year. Corresponds to May or June on the Gregorian calendar

https://www.hebcal.com/holidays/rosh-chodesh-sivan-2021?utm_source=js&utm_medium=icalendar