Jewish Holidays 2017-2018 (Hebrew year 5778)

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 20 and ends at nightfall on Sep 22.

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.

Rosh Hashana , 2017 W‑F
The Jewish New Year
Yom Kippur , 2017 F‑Sa
Day of Atonement
Sukkot , 2017 W‑F
, 2017 Sa‑W
Feast of Booths
Shmini Atzeret , 2017 W‑Th
Eighth Day of Assembly
Simchat Torah , 2017 Th‑F
Day of Celebrating the Torah
Chanukah , 2017 Tu‑W
Hanukkah, the Jewish festival of rededication
Pesach , 2018 F‑Su
, 2018 M‑Th
, 2018 Th‑Sa
Passover, the Feast of Unleavened Bread
Shavuot , 2018 Sa‑M
Festival of Weeks

Minor holidays

Tu BiShvat , 2018 Tu‑W
New Year for Trees
Purim , 2018 W‑Th
Celebration of Jewish deliverance as told by Megilat Esther
Shushan Purim , 2018 Th‑F
Purim celebrated in Jerusalem and walled cities
Pesach Sheni , 2018 Sa‑Su
Second Passover, one month after Passover
Lag BaOmer , 2018 W‑Th
33rd day of counting the Omer
Tu B'Av , 2018 Th‑F
Minor Jewish holiday of love
Rosh Hashana LaBehemot , 2018 Sa‑Su
New Year for Tithing Animals
Leil Selichot Sep 1, 2018 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.

Tzom Gedaliah Sep 24, 2017 Su
Fast of the Seventh Month
Asara B'Tevet Dec 28, 2017 Th
Fast commemorating the siege of Jerusalem
Ta'anit Esther Feb 28, 2018 W
Fast of Esther
Ta'anit Bechorot Mar 30, 2018 F
Fast of the First Born
Tzom Tammuz Jul 1, 2018 Su
Fast commemorating breaching of the walls of Jerusalem before the destruction of the Second Temple
Tish'a B'Av , 2018 Sa‑Su
The Ninth of Av

Modern holidays

Yom HaAliyah School Observance , 2017 F
Aliyah Day observed in Israeli schools
Sigd , 2017 F‑Sa
Ethiopian Jewish holiday occurring 50 days after Yom Kippur
Yom HaAliyah , 2018 Su‑M
Recognizes Aliyah, immigration to the Jewish State of Israel
Yom HaShoah , 2018 W‑Th
Holocaust Memorial Day
Yom HaZikaron , 2018 Tu‑W
Israeli Memorial Day
Yom HaAtzma'ut , 2018 W‑Th
Israeli Independence Day
Yom Yerushalayim , 2018 Sa‑Su
Jerusalem Day

Special Shabbatot

Shabbat Shuva , 2017 F‑Sa
Shabbat that falls between Rosh Hashanah and Yom Kippur (Shabbat of Returning)
Shabbat Shirah , 2018 F‑Sa
Shabbat of Song
Shabbat Shekalim , 2018 F‑Sa
Shabbat before Rosh Chodesh Adar
Shabbat Zachor , 2018 F‑Sa
Shabbat before Purim
Shabbat Parah , 2018 F‑Sa
Shabbat of the Red Heifer
Shabbat HaChodesh , 2018 F‑Sa
Shabbat before Rosh Chodesh Nissan
Shabbat HaGadol , 2018 F‑Sa
Shabbat before Pesach
Shabbat Chazon , 2018 F‑Sa
Shabbat before Tish'a B'Av (Shabbat of Prophecy/Shabbat of Vision)
Shabbat Nachamu , 2018 F‑Sa
Shabbat after Tish'a B'Av (Shabbat of Consolation)

Rosh Chodesh

Rosh Chodesh Cheshvan , 2017 Th‑Sa
Start of month of Cheshvan on the Hebrew calendar
Rosh Chodesh Kislev , 2017 Sa‑Su
Start of month of Kislev on the Hebrew calendar
Rosh Chodesh Tevet , 2017 Su‑Tu
Start of month of Tevet on the Hebrew calendar
Rosh Chodesh Sh'vat , 2018 Tu‑W
Start of month of Sh'vat on the Hebrew calendar
Rosh Chodesh Adar , 2018 W‑F
Start of month of Adar on the Hebrew calendar
Rosh Chodesh Nisan , 2018 F‑Sa
Start of month of Nisan on the Hebrew calendar
Rosh Chodesh Iyyar , 2018 Sa‑M
Start of month of Iyyar on the Hebrew calendar
Rosh Chodesh Sivan , 2018 M‑Tu
Start of month of Sivan on the Hebrew calendar
Rosh Chodesh Tamuz , 2018 Tu‑Th
Start of month of Tamuz on the Hebrew calendar
Rosh Chodesh Av , 2018 Th‑F
Start of month of Av on the Hebrew calendar
Rosh Chodesh Elul , 2018 F‑Su
Start of month of Elul on the Hebrew calendar