Koiak 12 – Coptic calendar – Koiak 14
The thirteenth day of the Coptic month of Koiak, the fourth month of the Coptic year. On a common year, this day corresponds to December 9, of the Julian calendar, and December 22 of the Gregorian calendar. This day falls in the Coptic season of Peret, the season of emergence. This day falls in the Nativity Fast.
Hathor 30 – Coptic calendar – Koiak 2
Koiak 5 – Coptic calendar – Koiak 7
Koiak 6 – Coptic calendar – Koiak 8
Koiak 7 – Coptic calendar – Koiak 9
Koiak 8 – Coptic calendar – Koiak 10
Koiak 9 – Coptic calendar – Koiak 11
Koiak 10 – Coptic calendar – Koiak 12
Koiak 11 – Coptic calendar – Koiak 13
Koiak 13 – Coptic calendar – Koiak 15
Koiak 14 – Coptic calendar – Koiak 16
Koiak 15 – Coptic calendar – Koiak 17
Koiak 16 – Coptic calendar – Koiak 18
Koiak 17 – Coptic calendar – Koiak 19
Koiak 18 – Coptic calendar – Koiak 20
Koiak 19 – Coptic calendar – Koiak 21
Koiak 21 – Coptic calendar – Koiak 23
Koiak 22 – Coptic calendar – Koiak 24
Koiak 23 – Coptic calendar – Koiak 25
Koiak 24 – Coptic calendar – Koiak 26
Koiak 29 – Coptic calendar – Tobi 1