Purim
March 7, 2023
(Purim is not one of the Appointed Times in Torah)

This happened on the thirteenth day of Adar and on the fourteenth day they rested, making it a day of feasting and gladness. …The Jews established and took upon themselves, upon their descendants, and upon all who joined with them, that they would commemorate these two days in the way prescribed and at the appointed time every year. These days should be remembered and observed in every generation by every family and in every province and every city.
(Esther 9:17,27-28 TLV)

Feast of Passover
April 5, 2023

During the first month, on the fourteenth day of the month in the evening, is Adonai’s Passover.
(Leviticus 23:5 TLV)

Note: The traditional time to begin Passover is in the evening at the end of the day. 

Feast of Unleavened Bread
April 6 – April 12, 2023

On the fifteenth day of the same month is the Feast of Matzot to Adonai. For seven days you are to eat matzah. On the first day you are to have a holy convocation and you should do no regular work. Instead you are to present an offering made by fire to Adonai for seven days. On the seventh day is a holy convocation, when you are to do no regular work.
(Leviticus 23:6-8 TLV)

Feast of First Fruits
April 7, 2023

When you have come into the land which I give to you, and reap its harvest, then you are to bring the omer of the firstfruits of your harvest to the kohen. He is to wave the omer before Adonai, to be accepted for you. On the morrow after the Shabbat, the kohen is to wave it.
(Leviticus 23:10-11 TLV)

Shavuot/Feast of Pentecost
May 26, 2023 or May 28, 2023

Then you are to count from the morrow after the Shabbat, from the day that you brought the omer of the wave offering, seven complete Shabbatot. Until the morrow after the seventh Shabbat you are to count fifty days, and then present a new grain offering to Adonai.
(Leviticus 23:15-16 TLV)

Yom Teruah/Feast of Trumpet
September 16, 2023

In the seventh month, on the first day of the month, you are to have a Shabbat rest, a memorial of blowing (shofarot), a holy convocation. You are to do no regular work, and you are to present an offering made by fire to Adonai.
(Leviticus 23:24-25 TLV)

Yom Kippur/Day of Atonement
September 25, 2023

The tenth day of this seventh month is Yom Kippur, a holy convocation to you, so you are to afflict yourselves. You are to bring an offering made by fire to Adonai. You are not to do any kind of work on that set day, for it is Yom Kippur, to make atonement for you before Adonai your God.
(Leviticus 23:27-28 TLV)

Sukkot/Feast of Booths/Tabernacles
September 30 – October 7, 2023

On the fifteenth day of this seventh month is the Feast of Sukkot, for seven days to Adonai. On the first day there is to be a holy convocation—you are to do no laborious work. For seven days you are to bring an offering by fire to Adonai.
(Leviticus 23:34-36 TLV)

The eighth day will be a holy convocation to you, and you are to bring an offering by fire to Adonai. It is a solemn assembly—you should do no laborious work.
(Leviticus 23:36 TLV)

Hanukkah/Feast of Dedication
December 8 – December 15, 2023
(Hanukkah is not one of the Appointed Times in the Torah)

Then Judas and his brothers and all the assembly of Israel determined that every year at that season the days of the dedication of the altar should be observed with gladness and joy for eight days, beginning with the twenty-fifth day of the month Kislev. (1 Maccabees 4:59 ESV)