Deh Mamme Rochel
According to the פסיקתא רבתי Rochel Imeinu died between
Pesach & Shavuos when the ground was dry (see Rashi)
The Yalkut Shimoni writes that she died on the 11th of Cheshvan.
In one of the dead sea scrolls,* it is written that she died on the 10th of Teves.
*Sefarim Chitzonim not Chazal