Holiday Day of Week Chart

Year 4805

Possible This year (4805) Never
Rosh Hashanah ראש השנה
Aug 27, 1044
S
M
T
W
T
F
Sh
Yom Kippur יום כיפור
Sep 5, 1044
S
M
T
W
T
F
Sh
Sukkos סוכות
Sep 10, 1044
S
M
T
W
T
F
Sh
Hoshana Rabba הושענא רבה
Sep 16, 1044
S
M
T
W
T
F
Sh
Shemini Atzeres שמיני עצרת
Sep 17, 1044
S
M
T
W
T
F
Sh
Simchas Torah שמחת תורה
Sep 18, 1044
S
M
T
W
T
F
Sh
Chanukah חנוכה
Nov 18, 1044
S
M
T
W
T
F
Sh
Tu BiShvat ט״ו בשבט
Jan 5, 1045
S
M
T
W
T
F
Sh
Purim פורים
Mar 5, 1045
S
M
T
W
T
F
Sh
Pesach פסח
Apr 4, 1045
S
M
T
W
T
F
Sh
Shavuos שבועות
May 24, 1045
S
M
T
W
T
F
Sh
17 Tammuz י״ז בתמוז
Jul 4, 1045
S
M
T
W
T
F
Sh
Tisha B'Av תשעה באב
Jul 25, 1045
S
M
T
W
T
F
Sh

How does this work?

The Jewish calendar follows fixed arithmetic rules that determine which day of the week each holiday can fall on. There are exactly 14 possible year types (keviyot / קביעות), each determining the day of the week for every holiday in that year.

Lo ADU — לא אד״ו

Rosh Hashanah never falls on Sunday, Wednesday, or Friday. This prevents Yom Kippur from being adjacent to Shabbos and Hoshana Rabba from falling on Shabbos.

Lo BaDU — לא בד״ו

Pesach never falls on Monday, Wednesday, or Friday. This is a mathematical consequence of Lo ADU combined with the structure of the year.

AT BASH — א״ת ב״ש

A mnemonic pairing holidays that always fall on the same day of the week: Tisha B'Av = 1st day Pesach, Shavuos = 2nd day Pesach, Rosh Hashanah = 3rd day Pesach, Simchas Torah = 4th day Pesach, Yom Kippur = 5th day Pesach, Purim (previous) = 6th day Pesach.

Holiday Details for 4805

Rosh Hashanah א׳ תשרי
Monday
Aug 27, 1044
Yom Kippur י׳ תשרי
Wednesday
Sep 5, 1044
Sukkos ט״ו תשרי
Monday
Sep 10, 1044
Hoshana Rabba כ״א תשרי
Sunday
Sep 16, 1044
Shemini Atzeres כ״ב תשרי
Monday
Sep 17, 1044
Simchas Torah כ״ג תשרי
Tuesday
Sep 18, 1044
Chanukah כ״ה כסלו
Sunday
Nov 18, 1044
Tu BiShvat ט״ו שבט
Saturday
Jan 5, 1045
Purim י״ד אדר
Tuesday
Mar 5, 1045
Pesach ט״ו ניסן
Thursday
Apr 4, 1045
Shavuos ו׳ סיון
Friday
May 24, 1045
17 Tammuz י״ז תמוז
Thursday
Jul 4, 1045
Tisha B'Av ט׳ אב
Thursday
Jul 25, 1045