When Is Columbus Day 2024 Observed In America. Columbus day is observed in the united states on the second monday of october. Columbus day is celebrated in the united states and most other south american countries to commemorate the arrival of christopher columbus to the americas on october 12th.

Columbus day on the second monday in october is observed in the united states each year. Even two decades ago, before much of the recent reevaluation of the italian explorer, only 25 states and the district of columbia observed columbus day as a.