Feast Of St Nicholas 2025. Nicholas’ day falls on the 6th of december each year, but the holiday celebrations actually start the day before (on december 5th) on st. Saint nicholas day is observed on december 6 every year in the united states and is also known as the feast of saint nicholas.
His connection to the american character of santa claus is faint, but it can be traced. Nicholas day is a holiday celebrated on december 6th in many parts of the world, including the united states.