Holiday Day of Week Chart

Year 4080

Possible This year (4080) Never
Rosh Hashanah ראש השנה
Sep 1, 0319
S
M
T
W
T
F
Sh
Yom Kippur יום כיפור
Sep 10, 0319
S
M
T
W
T
F
Sh
Sukkos סוכות
Sep 15, 0319
S
M
T
W
T
F
Sh
Hoshana Rabba הושענא רבה
Sep 21, 0319
S
M
T
W
T
F
Sh
Shemini Atzeres שמיני עצרת
Sep 22, 0319
S
M
T
W
T
F
Sh
Simchas Torah שמחת תורה
Sep 23, 0319
S
M
T
W
T
F
Sh
Chanukah חנוכה
Nov 23, 0319
S
M
T
W
T
F
Sh
Tu BiShvat ט״ו בשבט
Jan 11, 0320
S
M
T
W
T
F
Sh
Purim פורים
Mar 10, 0320
S
M
T
W
T
F
Sh
Pesach פסח
Apr 9, 0320
S
M
T
W
T
F
Sh
Shavuos שבועות
May 29, 0320
S
M
T
W
T
F
Sh
17 Tammuz י״ז בתמוז
Jul 9, 0320
S
M
T
W
T
F
Sh
Tisha B'Av תשעה באב
Jul 30, 0320
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 4080

Rosh Hashanah א׳ תשרי
Tuesday
Sep 1, 0319
Yom Kippur י׳ תשרי
Thursday
Sep 10, 0319
Sukkos ט״ו תשרי
Tuesday
Sep 15, 0319
Hoshana Rabba כ״א תשרי
Monday
Sep 21, 0319
Shemini Atzeres כ״ב תשרי
Tuesday
Sep 22, 0319
Simchas Torah כ״ג תשרי
Wednesday
Sep 23, 0319
Chanukah כ״ה כסלו
Monday
Nov 23, 0319
Tu BiShvat ט״ו שבט
Monday
Jan 11, 0320
Purim י״ד אדר
Thursday
Mar 10, 0320
Pesach ט״ו ניסן
Saturday
Apr 9, 0320
Shavuos ו׳ סיון
Sunday
May 29, 0320
17 Tammuz י״ז תמוז
Saturday
Jul 9, 0320
Tisha B'Av ט׳ אב
Saturday
Jul 30, 0320