Erev Shavuot

Jewish holidays, also known as Jewish festivals or Yamim Tovim (Hebrew: יָמִים טוֹבִים, romanized: yāmīm ṭōvīm, lit. 'Good Days', or singular Hebrew: יוֹם טוֹב‎ Yom Tov, in transliterated Hebrew [English: ]), are holidays observed by Jews throughout the Hebrew calendar. They include religious, cultural and national elements, derived from four sources: mitzvot ("biblical commandments"), rabbinic mandates, the history of Judaism, and the State of Israel.

Erev Shavuot is observed in Judaism. The summary above comes from Wikipedia, where you can read about the history and traditions of this observance.

Erev Shavuot falls on Thursday, June 10, 2027. The countdown above updates live, so you always see exactly how many days, hours, and minutes are left.