Jewish Holidays 2011-2012 (Hebrew year 5772)

Except for minor fasts, holidays begin at sundown on the first date specified and end at nightfall on the last date specified.
For example, if the dates for Rosh Hashana are listed as -, then the holiday begins at sundown on Sep 28 and ends at nightfall on Sep 30.

Major holidays

Dates in bold are yom tov, so they have similar obligations and restrictions to Shabbat in the sense that normal "work" is forbidden.

HolidayDates
Rosh Hashana , 2011 W‑F
The Jewish New Year
Yom Kippur , 2011 F‑Sa
Day of Atonement
Sukkot , 2011 W‑F
, 2011 Sa‑W
Feast of Booths
Shmini Atzeret , 2011 W‑Th
Eighth Day of Assembly
Simchat Torah , 2011 Th‑F
Day of Celebrating the Torah
Chanukah , 2011 Tu‑W
Hanukkah, the Jewish festival of rededication
Pesach , 2012 F‑Su
, 2012 M‑Th
, 2012 Th‑Sa
Passover, the Feast of Unleavened Bread
Shavuot , 2012 Sa‑M
Festival of Weeks
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Minor holidays

HolidayDates
Tu BiShvat , 2012 Tu‑W
New Year for Trees
Purim , 2012 W‑Th
Celebration of Jewish deliverance as told by Megilat Esther
Shushan Purim , 2012 Th‑F
Purim celebrated in Jerusalem and walled cities
Pesach Sheni , 2012 Sa‑Su
Second Passover, one month after Passover
Lag BaOmer , 2012 W‑Th
33rd day of counting the Omer
Tu B'Av , 2012 Th‑F
Minor Jewish holiday of love
Rosh Hashana LaBehemot , 2012 Sa‑Su
New Year for Tithing Animals
Leil Selichot Sep 8, 2012 Sa
Prayers for forgiveness in preparation for the High Holidays

Minor fasts

Minor fasts begin at dawn and end at nightfall.

Tish'a B'Av begins at sundown on the first date specified and ends at nightfall on the second date specified.

HolidayDates
Tzom Gedaliah Oct 2, 2011 Su
Fast of the Seventh Month
Asara B'Tevet Jan 5, 2012 Th
Fast commemorating the siege of Jerusalem
Ta'anit Esther Mar 7, 2012 W
Fast of Esther
Ta'anit Bechorot Apr 6, 2012 F
Fast of the First Born
Tzom Tammuz Jul 8, 2012 Su
Fast commemorating breaching of the walls of Jerusalem before the destruction of the Second Temple
Tish'a B'Av , 2012 Sa‑Su
The Ninth of Av

Modern holidays

HolidayDates
Sigd , 2011 F‑Sa
Ethiopian Jewish holiday occurring 50 days after Yom Kippur
Yom HaShoah , 2012 W‑Th
Holocaust Memorial Day
Yom HaZikaron , 2012 Tu‑W
Israeli Memorial Day
Yom HaAtzma'ut , 2012 W‑Th
Israeli Independence Day
Yom Yerushalayim , 2012 Sa‑Su
Jerusalem Day

Special Shabbatot

HolidayDates
Shabbat Shuva , 2011 F‑Sa
Shabbat that falls between Rosh Hashanah and Yom Kippur (Shabbat of Returning)
Shabbat Shirah , 2012 F‑Sa
Shabbat of Song
Shabbat Shekalim , 2012 F‑Sa
Shabbat before Rosh Chodesh Adar
Shabbat Zachor , 2012 F‑Sa
Shabbat before Purim
Shabbat Parah , 2012 F‑Sa
Shabbat of the Red Heifer
Shabbat HaChodesh , 2012 F‑Sa
Shabbat before Rosh Chodesh Nissan
Shabbat HaGadol , 2012 F‑Sa
Shabbat before Pesach
Shabbat Chazon , 2012 F‑Sa
Shabbat before Tish'a B'Av (Shabbat of Prophecy/Shabbat of Vision)
Shabbat Nachamu , 2012 F‑Sa
Shabbat after Tish'a B'Av (Shabbat of Consolation)

Rosh Chodesh

HolidayDates
Rosh Chodesh Cheshvan , 2011 Th‑Sa
Start of month of Cheshvan on the Hebrew calendar
Rosh Chodesh Kislev , 2011 Sa‑Su
Start of month of Kislev on the Hebrew calendar
Rosh Chodesh Tevet , 2011 Su‑Tu
Start of month of Tevet on the Hebrew calendar
Rosh Chodesh Sh'vat , 2012 Tu‑W
Start of month of Sh'vat on the Hebrew calendar
Rosh Chodesh Adar , 2012 W‑F
Start of month of Adar on the Hebrew calendar
Rosh Chodesh Nisan , 2012 F‑Sa
Start of month of Nisan on the Hebrew calendar
Rosh Chodesh Iyyar , 2012 Sa‑M
Start of month of Iyyar on the Hebrew calendar
Rosh Chodesh Sivan , 2012 M‑Tu
Start of month of Sivan on the Hebrew calendar
Rosh Chodesh Tamuz , 2012 Tu‑Th
Start of month of Tamuz on the Hebrew calendar
Rosh Chodesh Av , 2012 Th‑F
Start of month of Av on the Hebrew calendar
Rosh Chodesh Elul , 2012 F‑Su
Start of month of Elul on the Hebrew calendar