When: Every Krishna paksha Chaturdashi — twelve in a lunar year.1
About
Each lunar month has a Shivaratri on the fourteenth night of the waning moon; Maha Shivaratri is the greatest of them.1
Sources
- Encyclopedia Maha Shivaratri — Wikipedia · accessed 2026-11-08
Researched 2026-11-08 from the cited sources. Community corrections are welcome; traditions differ, and differences are shown rather than resolved.

