2012

January 24/25 ~ Rosh Chodesh (month of Shvat begins)

February 8 ~ Tu B'Shvat (New Year for Trees)
February 23/24 ~ Rosh Chodesh (month of Adar begins)

March   7 ~ Fast of Esther
March   8 ~ Purim
March   9 ~ Shushan Purim (The day on which Jews in Jerusalem and other walled cities celebrate Purim)
March 23/24 ~ Rosh Chodesh (month of Nissan begins)
March 31 ~ Shabbat Hagadol (The Great Sabbath / The Shabbat before Pesach)

April   6 ~ Erev Pesach - 1st night of Passover - First Seder Night
April   7 ~ Passover - Second Seder Night
April   8 ~ Passover
April   9 ~ Passover
April 10 ~ Passover
April 11 ~ Passover
April 12 ~ Passover
April 13 ~ Passover
April 14 ~ Passover
April 19 ~ Yom HaShoah (Holocaust Remembrance Day)
April 22/23 ~ Rosh Chodesh (month of Iyar begins)
April 25 ~ Yom Hazikaron (Israeli Memorial Day - Fallen Soldiers)
April 26 ~ Yom HaAtzma'ut (Israeli Independence Day)

May 10 ~ Lag B'Omer (33rd day of the Counting of the Omer - a day of celebration)
May 13 ~ Yom Yerushalayim (Jerusalem Day celebrates the Capital of Israel's reunification in 1967)
May 21/22 ~ Rosh Chodesh (month of Sivan begins)
May 26 ~ Erev Shavuot
May 27 ~ Shavuot  (7 weeks after 2nd day of Passover / Commemorates the revelation at Sinai and the giving of the Torah)
May 28 ~ Shavuot

June 20/21 ~ Rosh Chodesh (month of Tamuz begins)

July   8 ~ Fast of Tamuz (begins 3 week period of mourning ending with Tisha B'Av)
July 19/20 ~ Rosh Chodesh (month of Av begins)
July 29 ~ Fast of Tisha B'Av (Saddest day on the Jewish calendar / Ends the 3 weeks of mourning)

August 18/19 ~ Rosh Chodesh (month of Elul begins)

September 16 ~ Erev Rosh Hashanah