When Does Hanukkah Start 2025. Hanukkah is observed for eight days, starting on the 25th day of kislev according to the hebrew calendar. Not at all jewish christmas , hanukkah commemorates the rededication of the second temple in the.

Chanukah for hebrew year 5786 begins at sundown on sunday, 14 december 2025 and ends at nightfall on monday, 22 december 2025. In 2024, hanukkah begins at sundown on wednesday, december 25, and continues through thursday, january 2, 2025.