2021-05-12 Rosh Chodesh Sivan Rosh Chodesh Sivan May 12, 2021 Rosh Chodesh Sivan Beginning of new Hebrew month of Sivan
2021-05-16 Erev Shavuot Erev Shavuot May 16, 2021 Erev Shavuot Festival of Weeks; commemorates the giving of the Torah at Mount Sinai
2021-05-17 Shavuot I Shavuot I May 17, 2021 Shavuot I Festival of Weeks; commemorates the giving of the Torah at Mount Sinai
2021-05-18 Shavuot II Shavuot II May 18, 2021 Shavuot II Festival of Weeks; commemorates the giving of the Torah at Mount Sinai